# Test: Functions I - Normal

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Question 1:   If $f\left(x\right)=x+1$, find $f\left(1\right)$
$2$
$-1$
$0$
$1$
Question 2:   If $f\left(x\right)=2x-3$, find $f\left(2\right)$
$7$
$0$
$-2$
$1$
Question 3:   If $f\left(x\right)=\frac{1}{2}x+5$, find $f\left(-4\right)$
$-2$
$1$
$7$
$3$
Question 4:   If $f\left(x\right)={x}^{2}-1$, find $f\left(-\frac{1}{2}\right)$
$-\frac{3}{4}$
$-1\frac{1}{4}$
$-1\frac{1}{2}$
$-\frac{1}{2}$
Question 5:   If $f\left(x\right)=-\frac{1}{3}{x}^{2}-3$, find $f\left(3\right)$
$0$
$-6$
$-4$
$-2$
Question 6:   Which function represents the following graph: $f\left(x\right)=-x$
$f\left(x\right)=x$
$f\left(x\right)=x+1$
$f\left(x\right)=-x+1$
Question 7:   Which function represents the following graph: $f\left(x\right)=\frac{1}{2}x+1$
$f\left(x\right)=x-1$
$f\left(x\right)=x+1$
$f\left(x\right)=-x+1$
Question 8:   Which function represents the following graph: $f\left(x\right)=-\frac{1}{2}x+1$
$f\left(x\right)=-x-1$
$f\left(x\right)=x-1$
$f\left(x\right)=\frac{1}{2}x-1$
Question 9:   Which function represents the following graph: $f\left(x\right)=3x-3$
$f\left(x\right)=-3x+3$
$f\left(x\right)=-\frac{1}{3}x+1$
$f\left(x\right)=\frac{1}{3}x+3$
Question 10:   Which function represents the graph below: $f\left(x\right)=3x+5$
$f\left(x\right)=-2\frac{1}{2}x+5$
$f\left(x\right)=2\frac{1}{2}x+5$
$f\left(x\right)=2x+5$