# Chapter P - Review Exercises - Page 37: 36

a) $-21$ b) $4$ c) $1$ d) $c^3-3c^2+c+1$

#### Work Step by Step

$f(x)=x^3-2x$ a)$f(-3)=(-3)^3-2(-3)$ $=-27+6$ $=-21$ b)$f(2)=(2)^3-2(2)$ $=8-4$ $=4$ c)$f(-1)=(-1)^3-2(-1)$ $=-1+2$ $=1$ d)$f(c-1)=(c-1)^3-2(c-1)$ $=c^3-3c^2+3c-1-2c+2$ $=c^3-3c^2+c+1$

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