## ramirokool Group Title Find the inverse of f(x) = 2x − 2. Answer f-1(x) = -2x + 1 f-1(x) = -2x + 2 one year ago one year ago

1. ramirokool

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2. ramirokool

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3. ramirokool

@Jithinkv help?

4. ramirokool

@ksaimouli Help?

5. ksaimouli

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6. ksaimouli

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7. ramirokool

@ksaimouli Pick an option?

8. ramirokool

@zepdrix Can you confirm for me? I got B for my work.

9. ksaimouli

second one

10. ramirokool

Yeah I was right.

11. zepdrix

$\large \text{Let} \quad f(x)=y$ $\large y=2x-2$Taking the inverse, we swap the x and y giving us,$\large x=2y-2$Solving for y gives us,$\large y=\frac{x+2}{2} \qquad \rightarrow \qquad y=\frac{x}{2}+1$ Pretty sure it's option number 3, unless I got confused about the order you posted them :o