Graph the linear function. Give the domain and range. Identify any constant functions. $f(x)=0$

Decide whether or not each equation has a circle as its graph. If it does, give the center and the radius. $x^{2}+y^{2}-12 x+20=0$

Determine whether the graph of $3 x^{2}-2 y^{2}=3$ is symmetric with respect to the origin.

Determine whether the graph of $3 x^{2}-2 y^{2}=3$ is symmetric with respect to the y-axis

Determine whether the graph of $3 x^{2}-2 y^{2}=3$ is symmetric with respect to the x-axis.

Decide whether each relation defines a function.

$$\begin{array}{r|c} \boldsymbol{x} & \boldsymbol{y} \\ \hline-4 & \sqrt{2} \\ 0 & \sqrt{2} \\ 4 & \sqrt{2} \end{array}$$

Decide whether or not each equation has a circle as its graph. If it does, give the center and the radius. $x^{2}+y^{2}+6 x+10 y+36=0$

For the points P and Q,find (a) the distance d(P, Q) and (b) the coordinates of the midpoint M of line segment PQ. $P(-8,4), Q(3,-5)$

Write an equation for each line described. Give answers in standard form and in slope-intercept form (if possible). through (-3, 12), m=0

Graph the function f(x)=4|x|.

For each piecewise-defined function, find (a) f(-5), (b) f(-1), (c) f(0), and (d) f(3).

$$f(x)=\left\{\begin{array}{ll} x-2 & \text { if } x<3 \\ 5-x & \text { if } x \geq 3 \end{array}\right.$$

In the following exercises, (a) find the center-radius form of the equation of each circle described, and (b) graph it. center (-3, -2), radius 6

Find the center and radius of each circle. $3 x^{2}+3 y^{2}+33 x-15 y=0$

Let $f(x)=x^{2}+3$ and g(x)=-2x+5. Find each of the following. $\left(\frac{f}{g}\right)(5)$