Simplify.

A. ±
B. -
C. 0
D.

Answer: D

Mathematics

Let p represent a true statement and let q represent a false statement. Find the truth value of the given compound statement.p ? (q ? p)

A. False B. True

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Mathematics

Find an antiderivative of the given function.cos ?x + 7 sin

A. sin ?x - 49 cos
B. -sin ?x - 49 cos
C. sin ?x - cos
D. -? sin ?x + cos

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Mathematics

Simplify the expression. Assume all variables represent positive real numbers.

A. 9xy
B. 9xy²
C. 3x²y²
D. 9xy

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Mathematics

Find the first six terms of the sequence.a1 = 8, a2 = 8; for n ? 3, an = an-1 + an-2

A. 8, 8, 16, 24, 40, 64 B. 8, 8, 16, 16, 24, 24 C. 8, 8, 16, 24, 32, 40 D. 8, 8, 64, 512, 32,768, 16,777,216

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Mathematics