Test Section14ValuesToMemorizeTest

Consider the following:   1. $y=|x|$   2. $y=1/x$   3. $y=\sqrt x$   4. $y=\ln(x)$   5. $y=\tan(x)$ The graph(s) of which of the above have domain $x\ge 0$?

From memory, find the value of $3^2$

(Enter your answer as a number without any functions like sine, ln, etc.)

The graph below could represent which of the following?

Consider the following:   1. $y=\ln(x)$   2. $y=1/x$   3. $y=e^{-x}$   4. $y=\tan(x)$   5. $y=e^{x}$ The graph(s) of which of the above have vertical asymptotes?

$\cos({\pi\over3}) =$

$\sin(-x) = a \sin(x)$. What is $a$?

$\cos({3\pi\over2}) =$

The area of a circle with radius $r$ is

What is the value of $\ln(e)$?

(Enter your answer as a number without any functions like sine, ln, etc.)

The graph below could represent which of the following?