Divide.-72 ÷ 9
A. -8
B. 63
C. -63
D. 8
Answer: A
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Perform the indicated operation. Simplify, if possible.
- 
+ 4
A. 
B. 
C. 
D. 
Solve the problem.The length of a rectangular room is 8 feet longer than twice the width. If the room's perimeter is 160 feet, what are the room's dimensions?
A. Width = 36 ft; length = 44 ft B. Width = 24 ft; length = 56 ft C. Width = 29 ft; length = 66 ft D. Width = 48 ft; length = 112 ft
The graph of the polynomial f(x) is shown in the figure. Estimate the zeros and state whether their multiplicities are odd or even.
A. -2 (odd), 1 (odd) B. -2 (odd), 1 (even) C. -2 (even), 1 (even) D. -2 (even), 1 (odd)
Given the set sketched on the number line, identify the type of interval (open, closed, half-open, open infinite, closed infinite), write the set using set-builder notation, and write the set using interval notation.
A. half-open interval; {x|-1 ? x < 7}; [-1, 7) B. open interval; {x|-1 < x < 7}; (-1, 7) C. half-open interval; {x|-1 < x ? 7}; (-1, 7] D. closed interval; {x|-1 ? x ? 7}; [-1, 7]