Perform the operation and reduce to lowest terms.3 × 3
× 
A. 5
B. 36
C. 4
D. 5
Answer: D
Mathematics
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Perform the operations. 
A. 13 B. 10 C. 8 D. 50
Mathematics
Factor completely.x2 + 3x - 40
A. (x - 8)(x + 5) B. (x + 8)(x - 5) C. (x - 8)(x + 1) D. Prime
Mathematics
Simplify by writing the expression with positive exponents. Assume that all variables represent nonzero real numbers.
A. 69 B. 614 C. 65 D. 610
Mathematics
Subtract.-7 - (-20)
A. -13 B. 13 C. -27 D. -7
Mathematics