Add like terms, if possible, and write the result in descending powers of the variable.-5z3 + 2z4

A. -3z3
B. -3z2
C. 2z4 - 5z3
D. -3z7

Answer: C

Mathematics

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A. - 
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C. - 
D.

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A. 1
B. 17
C. 0
D.

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Provide an appropriate response.Evaluate and simplify: log5

Fill in the blank(s) with the appropriate word(s).

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Given f(x) and g(x), find the indicated composition and state its domain.f(x) = ; g(x) = 3x + 5Find (g ? f)(x).

A. x, all real numbers
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C. x - , all real numbers
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