Inductive reasoning 2 | Sequences, series and induction | Precalculus | Khan Academy
A1 A2 B1 B2 C1 C2
continue
US / kən'tɪnju: /
•UK / kənˈtɪnju /
- verb
- To do something without stopping, or after pausing
- To start doing again after a break, pause, or stop
someone
US / ˈsʌmwʌn /
•UK / ˈsʌmˌwʌn, -wən /
- pronoun
- Person who is not known or named
weird
US / wɪəd /
•UK / wɪrd /
- adjecitve
- Odd or unusual; surprising; strange
true
US / tru: /
•UK / tru: /
- adjecitve
- Agreeing with the facts; not false; real or actual
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
always
US / 'ɔ:lweɪz /
•UK / ˈɔlwez,-wɪz,-wiz /
- adverb
- For a very long time
- At all times; in every situation
- For ever
guess
US / ɡes /
•UK / ɡɛs /
- noun
- Answer given when you don't know if it is correct
- verb
- To give an answer without knowing if it is correct
will
US / wɪl /
•UK / wɪl /
- noun
- Desire or choice of someone
- Document saying who gets your money when you die
- Strong desire to do something; determination
- Desire to do something; strong wish to do
- other
- Used with verbs to express the future
- verb
- To leave property to someone after your death
- To use mental effort to make something happen
- Am (is, are) likely to do
- To influence someone to do something
- To make something happen by strongly wanting it
reason
US / 'ri:zn /
•UK / ˈrizən /
- noun
- Ability to think about facts and form a judgment
- Explanation for why something occurred or was done
- verb
- To think and make conclusions in a logical manner
sure
US / ʃʊə(r) /
•UK / ʃʊr /
- adjecitve
- Having no doubts about something
- Have confidence in your own words or actions
- Firmly established or held; being firm or stable
- Being correct or true
- adverb
- What you say to agree willingly
third
US / θɜ:d /
•UK / θɜ:rd /
- adjecitve
- 3rd: Number after second
could
US / kəd /
•UK / kʊd /
- other
- Past form of 'can' to mean have ability
- Used to ask for something politely, or to offer
know
US / nəʊ /
•UK / noʊ /
- verb
- To be familiar with a person or place, thing
- To feel sure or be convinced about something
- To discover or be aware of something
- To be able to distinguish
- To have knowledge of things
induce
US / ɪn'dju:s /
•UK / ɪnˈdus, -ˈdjus /
- verb
- To make someone do something; create an outcome
- To make a woman give birth by giving her medicine
next
US / nekst /
•UK / nɛkst /
- adverb
- The one that follows another in time or order
- At a time or place directly after the present one
- noun
- The one that follows after
- adjecitve
- Immediately after the previous one
- First occurrence after the present one
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)
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
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
completely
US / kəmˈpli:tli /
•UK / kəmˈpliːtli /
- adverb
- In every way or as much as possible
minus
US / ˈmaɪnəs /
•UK / ˈmaɪnəs /
- adjecitve
- Being close to the bottom of a letter grade
- noun
- Negative quality; disadvantage
- Sign that indicates subtraction
- preposition
- Being less than zero in number
- Used when subtracting one number from another
- verb
- To take one number away from another; subtract
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
something
US / ˈsʌmθɪŋ /
•UK / ˈsʌmθɪŋ /
- adverb
- In some degree or measure
- noun
- a person or thing of some value or consequence
- pronoun
- Thing that is not yet known or named
- Approximately
far
US / fɑ:(r) /
•UK / fɑr /
- adjecitve
- A long way away
- Being a long way away
- adverb
- To a large degree or extent
think
US / θɪŋk /
•UK / θɪŋk /
- verb
- To have an idea about something without certainty
- To have an idea, opinion or belief about something
proposition
US / ˌprɒpəˈzɪʃn /
•UK / ˌprɑ:pəˈzɪʃn /
- noun
- General claim or theory
- Something you want to do that may be difficult
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
base
US / beɪs /
•UK / bes /
- noun
- Place military personnel live, train, and operate
- Bottom part of an object that touches a surface
- Unit of counting, e.g. 10 for counting
- Most important idea or ingredient to add others
- Origin or start from which something came
- Main place where an organization or a person works
- verb
- To use as the starting point or origin for
- To have as the main location for (company, etc.)
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)
necessarily
US / ˌnesəˈserəli /
•UK / ˌnɛsɪˈsɛrəli, -ˈsɛr- /
- adverb
- In a way that is needed/required/is unavoidable
why
US / waɪ /
•UK / hwaɪ, waɪ /
- adverb
- Question word to ask for a reason
- exclamation
- (Used to express surprise or approval)
definitely
US / ˈdefɪnətli /
•UK / ˈdefɪnətli /
- adverb
- Without question; beyond doubt
sound
US / saʊnd /
•UK / saʊnd /
- adjecitve
- Sensible, dependable and reliable
- Unbroken or undisturbed, as of sleep
- Firm or solid in structure
- Sane; not mentally ill
- Clearly reasoned; involving sense, good judgment
- noun
- Unique quality that characterizes a style of music
- Waves traveling in air or water that can be heard
- verb
- To seem or appear to be, from what was said
- To say in a clear deliberate manner
- To make a noise, e.g. to ring a bell
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
statement
US / ˈsteɪtmənt /
•UK / ˈstetmənt /
- noun
- Record of activity in a bank account over time
- Act or process of saying something formally
follow
US / ˈfɔləu /
•UK / ˈfɑlo /
- verb
- To come after someone; be guided by someone
- To support someone, e.g. singer or comedian
- To be the logical result of something
- To happen after something else happens
- To believe a set of values or a moral teacher
- To understand something happening or being said
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
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
than
US / ðən /
•UK / ðən /
- conjunction
- Used to compare two things that are not equal
nth
US / enθ /
•UK / ɛnθ /
- number
- Last or greatest in an indefinitely large series
term
US / tɜ:m /
•UK / tɚm /
- noun
- Conditions applying to an agreement, contract
- Length of time something is expected to happen
- Fixed period of weeks for learning at school
- The (precise) name given to something
- verb
- To call; give a name to
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
word
US / wɜ:d /
•UK / wɚd /
- noun
- Unit of language that has a meaning
- Promise
- Short remark or piece of information
- verb
- To express something by choosing particular words
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
inductive
US / ɪnˈdʌktɪv /
•UK / ɪnˈdʌktɪv /
- adjecitve
- Arising from inductance
you
US / jʊ /
•UK / ju /
- pronoun
- Person someone is speaking or writing to
- Person or people in general
but
US / bət /
•UK / bʌt,bət /
- conjunction
- Used before you say something different, opposite
fifth
US / fɪfθ /
•UK / fɪfθ /
- noun
- 5th
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
expect
US / ɪk'spekt /
•UK / ɪkˈspɛkt /
- verb
- To believe something is probably going to happen
dot
US / dɒt /
•UK / dɑt /
- noun
- Small round mark
- verb
- To place small amounts/things in various places
- To mark something by placing a small, round spot
pattern
US / 'pætn /
•UK / ˈpætən /
- noun
- Model to follow in making or doing something
- Colors or shapes which are repeated on objects
- Regular repeated behavior
- verb
- To copy the way something else is made
whether
US / ˈweðə(r) /
•UK / ˈhwɛðɚ, ˈwɛð- /
- conjunction
- If something will happen or not
not
US / nɒt /
•UK / nɑt /
- adverb
- Word indicating the negative
- (Used to form the negative of verbs)
reasonable
US / ˈri:znəbl /
•UK / ˈrizənəbəl /
- adjecitve
- Being somewhat good, but not great
- Fair and sensible; appropriate
maybe
US / ˈmeɪbi /
•UK / ˈmebi /
- adverb
- Possibly but not certainly; perhaps
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
reasoning
US / ˈri:zənɪŋ /
•UK / ˈrizənɪŋ /
- verb
- To think and make conclusions in a logical manner
very
US / 'verɪ /
•UK / ˈvɛri /
- adjecitve
- Concerning a large degree or amount
- adverb
- A lot; much; many
- Used to stress or emphasize a noun
they
US / ðeɪ /
•UK / ðe /
- pronoun
- Two or more people, animals, or things
hold
US / həʊld /
•UK / hold /
- noun
- Section of a ship or plane used for storing things
- Influence or power held over someone
- Place of support for hands or feet when climbing
- verb
- To agree to keep something for someone
- To have the capacity to support/contain something
- To control an area and protect it from attack
- To not allow someone to leave a place
- To cause an event to happen at a place or time
- To use hands or arms to carry or keep something
- To have a specific quality or property
- To keep an image, belief or feeling in your mind
- To have or own something
- To wait before being able to talk on the phone
- To limit the movement of someone in a sport
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
evidence
US / 'evɪdəns /
•UK / ˈɛvɪdəns /
- noun
- Factual proof that helps to establish the truth
oppose
US / əˈpəʊz /
•UK / əˈpoʊz /
- verb
- To fight against someone in a contest or game
all
US / ɔ:l /
•UK / ɔl /
- adverb
- Completely; totally
- determiner
- Being every one of something
- pronoun
- 100% of something; the complete amount
conjecture
US / kən'dʒektʃə(r) /
•UK / kənˈdʒɛktʃɚ /
- noun
- Forming an opinion/conclusion with little evidence
fourth
US / fɔ:θ /
•UK / fɔ:rθ /
- noun
- 4th
yes
US / jes /
•UK / jɛs /
- adverb
- Way to say you agree or will do something
each
US / i:tʃ /
•UK / itʃ /
- determiner
- Every one of two or more things
- pronoun
- Per one person or thing
yeah
US / jeə /
•UK / ˈjɛə, ˈjæə, jɛ- /
- exclamation
- Another way of saying 'yes'
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)
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
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’
she
US / ʃɪ /
•UK / ʃi /
- pronoun
- Female person or animal mentioned before
- (Refers to female person mentioned before)
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
case
US / keɪs /
•UK / kes /
- noun
- Container used to carry things, e.g. clothes
- Set of facts about a crime
- Set of facts about an event
- Example or instance of something
- verb
- To find out about a place, as in planning to steal
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
number
US / ˈnʌmbə(r) /
•UK / ˈnʌmbɚ /
- noun
- Symbols such as 1, 2, 56, 793
- Particular song or dance performed during a show
- Total quantity or amount of things
- verb
- To put numbers on things
- To assign a sequence within a group, series, set
- To claim to be part of a larger group, series, set
square
US / skweə(r) /
•UK / skwɛr /
- adjecitve
- Being fair or honest
- Multiply a number by itself e.g. 2x2 or 6x6
- noun
- Shape with 4 equal length sides and 4 equal angles
- The result of multiplying Length by the width
- Open public area in the middle of the town
- verb
- To make something balance or be equal
- To multiply a number by itself, e.g. 2x2 or 6x8
- To straighten the edge to form a four-sided shape
fancy
US / 'fænsɪ /
•UK / ˈfænsi /
- adjecitve
- Unusual and attractive in design
- verb
- To want to have or do something; feel like
- To imagine or suppose that something will happen
- To believe or imagine something that is not true
sequence
US / 'si:kwəns /
•UK / ˈsikwəns, -ˌkwɛns /
- noun
- Part of a movie showing one part of the story
- verb
- To arrange things in an order they should happen