Interpreting features of functions (example 2) | Algebra II | Khan Academy
A1 A2 B1 B2 C1 C2
you
US / jʊ /
•UK / ju /
- pronoun
- Person someone is speaking or writing to
- Person or people in general
thickness
US / ˈθɪknəs /
•UK / ˈθɪknɪs /
- noun
- Distance between the opposite edges of a thing
how
US / haʊ /
•UK / haʊ /
- adjecitve
- To what degree? in what amount?
- adverb
- (Used to explain the way to do something)
- exclamation
- For what purpose or reason?
- (Used to ask someone or something's condition)
also
US / 'ɔ:lsəʊ /
•UK / ˈɔlso /
- adverb
- In addition; too; in a similar way
less
US / les /
•UK / lɛs /
- adjecitve
- Smaller in amount or degree
- adverb
- To a smaller degree
- noun
- A smaller amount
- preposition
- With the subtraction of
answer
US / 'ɑ:nsə(r) /
•UK / ˈænsɚ /
- noun
- Reply to a question someone asks
- Solution to a problem or test question
- verb
- To reply to a question someone asks
- To solve a test question or a problem
this
US / ðɪs /
•UK / ðɪs /
- adjecitve
- Used to indicate something already been discussed
- Used to indicate something happening around now
- adverb
- An indication by a physical motion or gesture
- A specific amount of
- determiner
- Person, thing, or idea near you
- pronoun
- Person, thing that has already been discussed
than
US / ðən /
•UK / ðən /
- conjunction
- Used to compare two things that are not equal
one
US / wʌn /
•UK / wʌn /
- pronoun
- You; we; people in general; someone
- The thing or person previously referred to
- adjecitve
- Used to refer to people generally
- Being a strong example of (something mentioned)
- number
- Number 1
fair
US / feə(r) /
•UK / fɛr /
- adjecitve
- Neither very good nor very bad; average
- (Of skin) light colored; not dark
- Quite good; quite a lot
- Treating all people the same way
- (Of hair) light colored; blonde
- (Of weather) sunny; not raining
- noun
- Event for companies to show their products
- Event to sell things to help a charity
the
US / ðə /
•UK / ðə /
- article
- Used to refer to something already mentioned
- Used to show there is only one of something
- determiner
- Used to describe all of a family
might
US / maɪt /
•UK / maɪt /
- other
- Used to politely request an action
- Used to express that something could happen
- Power, strength, force or influence
let
US / let /
•UK / lɛt /
- verb
- To allow someone to do something
- Introducing a suggestion to do something together
- To rent a house, etc. to others
make
US / meɪk /
•UK / mek /
- noun
- Product made by a particular company; brand
- verb
- To arrange or prepare something e.g. dinner
- To get to (a place) on time
- To gain the status of (teacher, lawyer, etc.)
- To create something by putting things together
- To earn a certain amount of money at a job
- To cause or force a person to do something
- To cause something to happen or be formed
magnitude
US / ˈmægnɪtju:d /
•UK / ˈmæɡnɪˌtud, -ˌtjud /
- noun
- Number representing force of an earthquake
- Size or importance
- Number representing the brightness of a star
below
US / bɪ'ləʊ /
•UK / bɪˈlo /
- preposition
- In a lower position, place, or level
would
US / wʊd /
•UK / wʊd /
- other
- Used to indicate something imagined
- Used to ask or request something politely
- Verb used to indicate possibility, request etc.
- Used to indicate a preference
- Used to indicate a reaction
- Indicates something that occurred repeatedly
- Used to indicate willingness or ability to do
really
US / ˈri:əli /
•UK / ˈriəˌli, ˈrili /
- adverb
- Used to stress something that is said; definitely
- In a true or accurate manner
- Very
seven
US / ˈsevn /
•UK / ˈsɛvən /
- number
- Number 7
now
US / naʊ /
•UK / naʊ /
- adverb
- At the present time or moment
- Right away or in the next possible moment
- Used to refer to something that just happened
- Time between the present and a moment in the past
- conjunction
- Resulting from or because of something
equal
US / 'i:kwəl /
•UK / ˈikwəl /
- adjecitve
- Same in shape, size, or number
- verb
- To add up or be the same as
same
US / seɪm /
•UK / sem /
- adjecitve
- Being equal in quality and amount
- Identical; not different
- Not changing; constant
scrape
US / skreɪp /
•UK / skrep /
- noun
- Bad or unpleasant incident
- other
- To move roughly across the surface of something
- verb
- To take something off a surface with a sharp tool
- To damage the surface by moving something roughly
- To remove something by roughly brushing it off
our
US / 'aʊə(r) /
•UK / aʊr /
- determiner
- Belonging to us
not
US / nɒt /
•UK / nɑt /
- adverb
- Word indicating the negative
- (Used to form the negative of verbs)
whether
US / ˈweðə(r) /
•UK / ˈhwɛðɚ, ˈwɛð- /
- conjunction
- If something will happen or not
sense
US / sens /
•UK / sɛns /
- noun
- Certain mental feeling or emotion
- Normal or clear state of mind
- Meaning of a particular word, phrase or text
- verb
- To perceive using sight, sound, taste touch etc.
- To recognize the presence of something
effect
US / ɪ'fekt /
•UK / ɪˈfɛkt /
- noun
- An advantage, benefit
- Change brought about by a cause; result
give
US / ɡɪv /
•UK / ɡɪv /
- noun
- Degree of flexibility in something, a material
- verb
- To hand over or present something to someone
- To cause someone to have or experience something
but
US / bət /
•UK / bʌt,bət /
- conjunction
- Used before you say something different, opposite
amount
US / ə'maʊnt /
•UK / əˈmaʊnt /
- noun
- Quantity of something
- verb
- To add up to a certain figure
statement
US / ˈsteɪtmənt /
•UK / ˈstetmənt /
- noun
- Record of activity in a bank account over time
- Act or process of saying something formally
standard
US / 'stændəd /
•UK / ˈstændəd /
- adjecitve
- Being the accepted normal level of quality
- (Of a language) being the most accepted in a place
- noun
- Official unit of measuring something
- Principle of behaving in a moral way
much
US / mʌtʃ /
•UK / mʌtʃ /
- adjecitve
- Very; to a high level or degree
- adverb
- A lot; large amount; a high degree of
- Nearly; basically
- On many occasions; often
- noun
- A large amount; a great quantity
fact
US / fækt /
•UK / fækt /
- noun
- Something that is known or proved to be true
for
US / fə(r) /
•UK / fɔr,fə /
- preposition
- Used to show the purpose, or need of something
well
US / wel /
•UK / wɛl /
- adjecitve
- Being in a fortunate, good condition or state
- Healthy and in good condition
- adverb
- In an acceptable, proper, or successful manner
- In a complete, total, or full manner
- A great and considerable degree
- In a successful way, in a good or satisfactory way
- exclamation
- Used to begin or continue a particular statement
- Used to show you want to start saying something
- Used to express that you are waiting for a reply
- You say this to change the topic of a conversation
- Used to indicate you are making a final remark
- noun
- Long deep hole in the ground to get water
- verb
- To cause your eyes to fill with tears
piece
US / pi:s /
•UK / pis /
- noun
- A counter in a board game
- Small part of something larger
- verb
- To put items together to assemble something
lower
US / 'ləʊə(r) /
•UK / ˈlaʊɚ, laʊr /
- adjecitve
- In a position more near the bottom
- verb
- To move something downward to the ground
just
US / dʒʌst /
•UK / dʒʌst /
- adjecitve
- Proper or appropriate; as is deserved
- Doing or being what is right or fair
- Legally correct; having enough evidence
- adverb
- Almost; nearly
- Exactly at the time of
- Exactly (the same as, like)
per
US / pə(r) /
•UK / pɚ /
- preposition
- In the manner directed or suggested
- For each; during each
velocity
US / və'lɒsətɪ /
•UK / vəˈlɑsɪti /
- noun
- Speed in a given direction
look
US / lʊk /
•UK / lʊk /
- noun
- Person's beauty or physical attractiveness
- Particular style of dress, clothes, or appearance
- The way someone, something appears to be
- Act of searching for or examining something
- verb
- To appear to be; seem
speed
US / spi:d /
•UK / spid /
- noun
- How fast or slow something is or is done
- verb
- To move quickly when completing an action
- To drive a vehicle faster than laws allow
pretty
US / 'prɪtɪ /
•UK / ˈprɪti /
- adjecitve
- Being attractive to the eye in a simple way
- adverb
- Very; to a great degree
way
US / weɪ /
•UK / we /
- adverb
- Used to emphasize the amount of something
- noun
- Particular aspect of something being thought about
- One of various choices that could be made
- Particular existing condition or state
- (Often long) distance or length of time
- How something is done
- Route to go to a place
- Small street
- Usual behavior, emotions or habits of someone
move
US / mu:v /
•UK / muv /
- noun
- Act of moving a playing piece in chess, etc.
- An action; doing something
- Step taken to achieve a goal
- verb
- To cause someone to have certain emotions
- To cause something to change to a different place
- To change where people live or a business operates
- To take action to do or achieve something
direction
US / də'rekʃn /
•UK / dɪˈrɛkʃən, daɪ- /
- noun
- When someone tells people what to do
- Describes the way you are going, e.g. North
they
US / ðeɪ /
•UK / ðe /
- pronoun
- Two or more people, animals, or things
show
US / ʃəʊ /
•UK / ʃo /
- noun
- False display of love, emotion or action
- An event for displaying or promoting goods
- Play, opera or theater production
- Presentation that is broadcast on TV or radio
- verb
- To be easily seen or displayed
- To display your emotions or feelings
- To let someone see something; display
- To explain or teach how something is done
- To lead someone somewhere; point them to something
- To prove something to be true, correct
- To reveal or allow something to be seen
sandpaper
US / 'sændpeɪpə(r) /
•UK / ˈsændˌpepɚ /
- noun
- Paper with glued sand used for smoothing wood
fast
US / fɑ:st /
•UK / fæst /
- adjecitve
- In a way that is difficult to move or change
- Moving or able to move quickly
- Showing time that is later than the actual time
- adverb
- With a great deal of speed
- noun
- Period of time when a person chooses not to eat
- verb
- To refuse food for a long time
take
US / teɪk /
•UK / tek /
- noun
- Filming of a single scene for TV or the movies
- verb
- To accept something that is offered
- To use a method of traveling, e.g. a bus or train
- To use a camera to make (a photo)
- To pick up something and go away with it
- To study a subject in school
- To attempt to pass (an exam)
- To require a certain amount of time, money, space
close
US / kləʊz /
•UK / kloʊz /
- adjecitve
- Almost; near
- (Of a friend) well-known; liked by others
- Being near or related
- Similar; nearly the same
- verb
- To come progressively nearer to something
- To end; to bring to an end
- To make something shut; stop from being open
use
US / ju:s /
•UK / ju:s /
- noun
- Ability to employ something
- Need to enable it to work
- Permission to do something with something
- Act of spending money
- Operation of a machine for its function
- verb
- To have; to eat, drink, consume etc.
- To need to operate or work
- To operate a machine, e.g. a computer
- To treat a person badly
- To do something with, for a task or purpose
evenness
US / ˈiːvənnəs /
•UK / ˈiːvənnəs /
- noun
- A quality of uniformity and lack of variation
actually
US / ˈæktʃuəli /
•UK / ˈæktʃuəli /
- adverb
- Used to add new (often different) information
try
US / traɪ /
•UK / traɪ /
- noun
- Act of putting the ball over the rugby goal line
- verb
- To make an effort, to attempt to do something
- To examine someone or something in a court of law
- To test to see if it is good or you like it
- To make a person go through hardship; test
- To examine something to see if it works
thick
US / θɪk /
•UK / θɪk /
- adjecitve
- Difficult to see through, as fog
- Full of (people, etc.)
- (Of a liquid) that moves or pours slowly
- Stupid; not smart
- (Of person's accent) hard to understand
- Having a large distance between two surfaces
here
US / hɪə(r) /
•UK / hɪr /
- adverb
- In this place; at this location, position or time
true
US / tru: /
•UK / tru: /
- adjecitve
- Agreeing with the facts; not false; real or actual
convention
US / kənˈvenʃn /
•UK / kənˈvɛnʃən /
- adjecitve
- Concerning a large formal assembly or meeting
- noun
- Official agreement between two or more countries
- Large formal assembly, e.g. to make laws
- Proper and widely accepted way of behaving
millimetre
US / ˈmɪlimi:tə(r) /
•UK / ˈmɪlimiːtər /
- noun
- Unit of measure, 1/1000 of a metre (symbol mm)
once
US / wʌns /
•UK / wʌns /
- adverb
- One time; one instance
- At a time in the past
- conjunction
- When; as soon as
matter
US / 'mætə(r) /
•UK / ˈmætɚ /
- noun
- Material all things are made of that fills space
- Problem or reason for concern
- verb
- To be of great importance; to count
keep
US / ki:p /
•UK / kip /
- noun
- Large, strong tower in the middle of a castle
- Money spent on you so you can live in a place
- verb
- To continue doing something; not to stop
- To stop balls going in a goal in sports
- To not give back or return something
- (Of food) to not spoil or not rot
- To take possession of something to own, e.g. a pet
- To have and continue to hold something
- To do something that you have promised or agreed
- To stay in a certain place or condition
- To maintain the rules
leave
US / li:v /
•UK / liv /
- noun
- Permission to do something
- Vacation time; time off work
- verb
- To go away from; depart
- To gift property to someone after you die
- To allow something to continue happening
- To let something remain unused or available
- To let something or someone remain somewhere
and
US / ənd /
•UK / ənd, ən,ænd /
- conjunction
- Used to refer to two or more things
- Plus; in addition; on top of that
- Used to introduce an action that follows another
over
US / 'əʊvə(r) /
•UK / ˈovɚ /
- adverb
- Finished; no longer happening
- Towards the ground/away from a standing position
- noun
- A set of six consecutive balls bowled in cricket
- other
- Finished
- preposition
- Showing the relation when a thing is above another
- On or covering something
- Above or across something
- More than you need
- From one side to the other
- In the direction of; toward
from
US / frəm /
•UK / frʌm, frɑm,frəm /
- preposition
- Starting at a particular place, time or level
hey
US / heɪ /
•UK / he /
- exclamation
- What you say when you want someone's attention
large
US / lɑ:dʒ /
•UK / lɑ:rdʒ /
- adjecitve
- Big; of great size; broad, tall, wide, or fat
early
US / ˈɜ:li /
•UK / ˈɜ:rli /
- adjecitve
- Happening or appearing before
- adverb
- Coming/happening before others in a time sequence
- Happening sooner than expected
experiment
US / ɪk'sperɪmənt /
•UK / ɪkˈspɛrəmənt /
- noun
- Test performed to assess new ideas or theories
- verb
- To create and perform tests to research something
- To try something new that you haven't tried before
any
US / 'enɪ /
•UK / ˈɛni /
- adjecitve
- One, or some, no matter which
- pronoun
- One (thing) of many; some
two
US / tu: /
•UK / tu /
- number
- 2
mean
US / mi:n /
•UK / min /
- adjecitve
- Being good at
- Nasty; unkind
- Not liking to spend money; cheap; stingy
- noun
- Average of a set of numbers
- verb
- To express a particular idea or thought
- To intend to do something in particular
- To have a particular meaning or value
enough
US / ɪˈnʌf /
•UK / ɪˈnʌf /
- adjecitve
- Sufficient to answer the need
- adverb
- To a satisfactory degree
- pronoun
- Equal to what is needed; as much as required
- Adequate number or amount
great
US / ɡreɪt /
•UK / ɡret /
- adjecitve
- Very large in size
- Very important
- Very good; fantastic; wonderful
- adverb
- Very good; better than before
- noun
- Successful and well-admired person
tell
US / tel /
•UK / tɛl /
- verb
- To (strongly) advise a person to do something
- To be able to guess
- To say or communicate information to someone
- To inform, but without speaking; indicate
- To have a negative effect on someone
- To order someone to do something; command
- To recognize something based on certain signs
- To report something to an authority
- To explain something or teach someone something
what
US / wɒt /
•UK / hwɑt, hwʌt, wɔt, wʌt,hwət, wət /
- pronoun
- Thing or things that; the same kind as
- Used to emphasize something you are about to say
- adjecitve
- Used to refer to a particular amount, or number
- Used to place emphasis on a particular quality
- adverb
- To a certain degree
- determiner
- Question words used for asking for information
- exclamation
- Used to express excitement, shock, or surprise
- Used to ask people to repeat something they said
that
US / ðæt /
•UK / ðæt, ðət /
- adjecitve
- The person or thing being talked about
- Used to identify something both the speakers know
- adverb
- Used to reinforce adjectives and adverbs
- To such a degree
- conjunction
- Used to connect a noun clause
- Used to introduce an adverbial clause
- Used to introduce a noun clause
- determiner
- Used as a noun to refer to something
- pronoun
- Referring an object far away
- Used to refer to the relative pronoun ‘which’
like
US / laɪk /
•UK / laɪk /
- adjecitve
- Being equal in status or kind to something else
- Similar; the same
- adverb
- For example
- preposition
- Used as a filler; used to ad emphasis
- In a way similar to the way something is done
- Such as; for example
- verb
- To want to
- To find something pleasing; to prefer something
different
US / ˈdɪfrənt /
•UK / ˈdɪfrənt /
- adjecitve
- Not of the same kind; unlike other things
even
US / 'i:vn /
•UK / ˈivən /
- adjecitve
- Being equal in influence, power, possibility etc.
- Being divided equally or fairly
- (Of teams/contest) with similar chances of success
- Smooth, level, or regular
- Can be divided by 2; ending in 2, 4, 6, 8, or 0
- At a regular, equally steady manner
- Remaining steady and unchanging
- adverb
- (When this is surprising) as well; too
- (Used to compare two things/stress the difference)
- verb
- To make something level; to flatten
- To make something equal
care
US / keə(r) /
•UK / kɛr /
- noun
- Treatment you receive for your health or safety
- Something that a person worries about
- verb
- To feel interest, concern, or worry
- To look after someone or something
again
US / ə'ɡen /
•UK / əˈɡɛn /
- adverb
- One more time, once more
absolute
US / ˈæbsəlu:t /
•UK / ˈæbsəˌlut /
- adjecitve
- Complete; total; pure; not limited in any way
- noun
- Something that is complete, total, pure, certain
about
US / ə'baʊt /
•UK / əˈbaʊt /
- adverb
- To be ready to; going to
- Nearly; approximately; roughly
- Near; next to; close to
- In every direction; in the area of
- preposition
- Concerning or of (a topic)
then
US / ðen /
•UK / ðɛn /
- adverb
- A time that is not now
- Following another thing in time or arrangement
- Following on reasonably from what was just stated
- At that time, not now
value
US / 'vælju: /
•UK / ˈvælju /
- noun
- Importance you attach to something
- Some information expressed as a number
- Stated price of something; worth
- verb
- To place a high importance on something
- To say how much money something is worth
right
US / raɪt /
•UK / raɪt /
- adjecitve
- Correct or true
- The south side of you looking at the rising sun
- adverb
- Exactly in a place or time
- Being appropriate for a particular event
- In a straight or direct manner
- noun
- Something you are legally or morally allowed to do
- Ideal of what is just and good
- Political view based on conservatism
- verb
- To fix something previously wrong or unjust
- To make upright, as a boat that has turned over
second
US / 'sekənd /
•UK / ˈsɛkənd /
- adjecitve
- 2nd; the one following first
- noun
- Unit of time; one sixtieth of a minute
- Short period of time that you wait for someone
- (Do) soon
- verb
- To agree to support a proposal at a meeting
get
US / ɡet /
•UK / ɡɛt /
- verb
- To become affected by illness or disease
- To begin to feel or understand an emotion or idea
- To send or bring someone or something home, etc.
- To go somewhere to obtain something
- To (cause to) do a particular thing
- To obtain, receive or be given something
- To currently have
- To prepare for use
- To understand something being said or read
wood
US / wʊd /
•UK / wʊd /
- adjecitve
- Living or existing in the woods
- Made from the material from trees
- noun
- Person's name
- Land covered with trees, smaller than a forest
- Cut tree used for making fires or building things
- verb
- To plant an area of land with trees
meter
US / ˈmi:tə(r) /
•UK / ˈmitɚ /
- noun
- Unit of length equal to 100 cm or about 39 inches
- Device for measuring things e.g. gas
- Device to put money into to rent a parking place
- Rhythm of a poem
- verb
- To measure water, etc. when it has to be paid for
see
US / si: /
•UK / si /
- verb
- To go on a date with someone
- To predict whether something is, or will be true
- To understand what someone says
- To use your eyes to look at something
- To visit a place often for sightseeing or pleasure
- To visit or meet with someone
- To find out by waiting or looking
- To watch (a game, movie or TV show)
negative
US / 'neɡətɪv /
•UK / ˈnɛɡətɪv /
- adjecitve
- Being harmful, unwanted or unhelpful
- In mathematics, being less than zero
- Focusing on the bad aspects; pessimistic
- noun
- The opposite to a positive electrical charge
- In grammar, containing words such as 'no' or 'not'
- Reply to a question or statement that means 'no'
- Image on camera film used to make a photo
choice
US / tʃɔɪs /
•UK / tʃɔɪs /
- adjecitve
- Of good quality or taste; desirable
- noun
- Decision between two or more possibilities
with
US / wɪð /
•UK / wɪð, wɪθ /
- preposition
- As an employee of a certain company
- Against something or someone
- By using something as a means
- Due to; because of
- Including
- Possessing as a feature
- Related to
- (Of the manner/attitude by which you do something)
- Used to express that people or things are together
six
US / sɪks /
•UK / sɪks /
- number
- 6
have
US / həv /
•UK / hæv /
- verb
- To drink, smoke, eat or use something
- To experience the effects of something
- To organize an event, or join in an activity
- To own, possess, or hold something
- To cause to happen or produce a particular effect
could
US / kəd /
•UK / kʊd /
- other
- Past form of 'can' to mean have ability
- Used to ask for something politely, or to offer
increase
US / ɪn'kri:s /
•UK / ɪnˈkris /
- noun
- Fact of increasing; amount something grows by
- verb
- To make or become larger in size or amount