Find the following. Assume that letters can represent any real number.

A. Not a real number
B. 8
C. 64
D. -8


Answer: B

Mathematics

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Find the indicated limit or state that it does not exist.cos 

A. 0
B.
C. 1
D. No limit

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Factor out the GCF from the polynomial.2x2y + 4x

A. xy(2x + 4) B. 2y(x2 + 2x) C. 2x(xy + 2) D. 2x(xy + 2x)

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Arrange the three fractions from smallest to largest.

A.
B.
C.
D.

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Factor the sum or difference of two cubes completely.z9 + 1

A. (z + 1)(z2 - z + 1)(z6 - z3 + 1) B. (z - 1)(z + 1)(z6 - z3 + 1) C. (z3 + 1)(z6 - z3 + 1) D. (z - 1)(z2 + z + 1)(z6 + z3 + 1)

Mathematics