UK Secondary (7-11)
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Describing functions

Interactive practice questions

Consider the function $y=4x-3$y=4x3.


What is the independent variable of the function?


What is the dependent variable of the function?

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For a function $f$f, what does $f\left(3\right)$f(3) represent?

Which of the following is true?

Select all the correct statements.

The graph shows Charlie's speed while he is competing in a bike race. Which situation corresponds to the graph?

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