21. Functions
iGCSE (2021 Edition)
21.02 Function notation (Extended)
Interactive practice questions
Suppose that $\left(7,-6\right)$(7,−6) is an ordered pair that satisfies the function $g$g. Write this situation using function notation.
Easy
1min
Consider the function $f\left(x\right)=8x+6$f(x)=8x+6.
Easy
< 1min
Consider the function $f\left(x\right)=-9x^2-8x-4$f(x)=−9x2−8x−4.
Easy
1min
Use the graph of the function $f\left(x\right)$f(x) to find each of the following values.
Easy
1min
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