Question

Y=f(x)=2x find f(x) when x=2

Answer 1

Explanation: Function notation is the equation $y=3x-4$ can be written using function notation.

First, you multiply by the numbers.

$f(x)=2x*2=4$

$\boxed{f(x)=4}$

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Answer 2

Y=f(x)=2x find f(x) when x=2

Plug in

f(2)=2(2)  =4

Answer

4