Simplify the expression.53 - (-9)2
A. 206
B. -66
C. 33
D. 44
Answer: D
Mathematics
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Solve the problem. Round to the nearest cent.The store where Anna-Marie is a salesperson offers a trade discount series of 15/10 on any clothes bought at the store. What is the net price of a $78 sweater ? Use the net decimal equivalent to find the net price.
A. $59.67 B. $70.20 C. $18.33 D. $58.50
Mathematics
List the critical values of the related function. Then solve the inequality.
< 
A. - 
, 0; 
? (0, ?)
B. 
, - 
, 0, 
; 
? 
C. -7, 
, - 
, 0, 
; 
? 
? 
D. No critical values; (-?, ?)
Mathematics
Rationalize the denominator.
A. 
- 
B. 
C. 
D. 
Mathematics
Determine whether the following is a difference of squares.x2- 25
A. No B. Yes
Mathematics