91Ó°ÊÓ

Evaluate the expression when $x=2\text{and}y=14$.

$\frac{y}{x}$

Tell whether the product or quotient is positive or negative.

465 (– 147 )

Plot the point in a coordinate plane. Describe the location of the point.

Write the power in words and as a repeated multiplication. Then evaluate the power.

$8^2$

Find the difference$−32−(−15)$ ?

$\begin{array}{l}a.−47\\ b.−17\\ c.17\\ d.47\end{array}$

Find the sum or difference. (p. 750)

$10.5-7.3$

Use a number line to find the sum.

15 + (– 7)

Evaluate the expression when m= 3.

m²

Write the power in words and as a repeated multiplication. Then evaluate the power

(1.2)³

Evaluate the expression when $y=-14$.

$5.  y-3$