# Test: Functions I - Ambitious

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Question 1:   If $f\left(x\right)=-2x+3$, find $f\left(-3\right)$
$9$
$-3$
$6$
$3$
Question 2:   If $f\left(x\right)=\frac{1}{3}x-5$, find $f\left(5\right)$
$-3\frac{1}{3}$
$3\frac{1}{3}$
$-2\frac{1}{3}$
$3\frac{2}{3}$
Question 3:   If $f\left(x\right)=-2{x}^{2}+5$, find $f\left(3\right)$
$-12$
$23$
$-13$
$18$
Question 4:   If $f\left(x\right)=\frac{1}{2}{x}^{2}-3x+4$, find $f\left(-2\right)$
$2$
$6$
$12$
$8$
Question 5:   Which function represents the following graph:

$f\left(x\right)=-\frac{1}{2}x+10$
$f\left(x\right)=-\frac{1}{4}x+5$
$f\left(x\right)=\frac{1}{2}x+5$
$f\left(x\right)=-\frac{1}{2}x+5$
Question 6:   Which function represents the following graph:

$f\left(x\right)=-2x+6$
$f\left(x\right)=-\frac{1}{3}x-2$
$f\left(x\right)=\frac{1}{3}x-2$
$f\left(x\right)=\frac{1}{3}x+6$
Question 7:   Which function represents the following graph:

$f\left(x\right)=2.5x+1.5$
$f\left(x\right)=3.5x+1.5$
$f\left(x\right)=1.5x-1.5$
$f\left(x\right)=1.5x+2.5$
Question 8:   Which function represents the following graph:
$f\left(x\right)=\frac{1}{2}{x}^{2}+3$
$f\left(x\right)={x}^{2}+3$
$f\left(x\right)=\frac{1}{2}{x}^{2}+2$
$f\left(x\right)={x}^{2}-3$
Question 9:   Which function represents the following graph:
$f\left(x\right)=-\frac{1}{2}{x}^{2}+1$
$f\left(x\right)=\frac{1}{2}{x}^{2}+1$
$f\left(x\right)=-\frac{1}{2}{x}^{2}-1$
$f\left(x\right)=-{x}^{2}+1$
Question 10:   Which graph represents the following function $f\left(x\right)=3{x}^{2}-2$