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Functions & Graphs

Quick practice

Question 1 of 5

$f(x)=\left\{\begin{array}{cl}1-5x, & x <-2 \\ x^2-2x, & -2\le x \le 1 \\ -1+2x, & x>1\end{array}\right.$

Then the value of $true$ is equal to

A

3

B

-1

C

1

D

-3