Perform the indicated operation. Write the answer in simplest form. If the answer is an improper fraction, write it as a mixed number.
A. - 2
B. 10
C. 5
D. 4
Answer: D
Mathematics
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Find the least common multiple.20, 44
A. 220 B. 44 C. 64 D. 880
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Solve the equation for solutions in the interval [0, 2?).2
sin 4x = 3
A. {0}
B. 
C. 
D. 
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Simplify the exponential expression. Assume that variables represent nonzero real numbers.(-2x4y-5)(5x-1y)
A. 
B. 
C. 
D. -10x3y6
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Factor the polynomial.15z2 - 14z - 8
A. (3z - 4)(5z + 2) B. (15z - 4)(z + 2) C. (3z + 4)(5z - 2) D. prime
Mathematics