Find the indicated composite for the pair of functions.Given f(x) =  and g(x) = 9x6, find (g ? f)(x).

A.
B.
C.
D.


Answer: D

Mathematics

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Solve the problem.The amount A (in g) remaining of a radioactive substance after time t (in years) is found by solving the equation   If there are 350 grams of the substance initially, solve for A as a function of t.

A. A = 350e0.029t B. A = e-0.029t + 350 C. A = 350 ln 0.029t D. A = 350e-0.029t

Mathematics

Find the perimeter or circumference. Use ? ? 3.14 when needed.Round to one decimal place.

A. 28.3 mi B. 63.6 mi C. 14.1 mi D. 56.5 mi

Mathematics

State the domain and range in interval notation.f(x) = -x2 - 8x + 3

A. domain: (-?, 19]; range: (-?, ?) B. domain: (-?, ?); range: [-4, ?) C. domain: (-?, ?); range: [19, ?) D. domain: (-?, ?); range:(-?, 19]

Mathematics

Solve the problem.In a survey about the number of siblings of college students, the following probability table was constructed:   What is the probability that a student 3 or more siblings?

A. 0.09 B. 0.22 C. 0.78 D. 0.13

Mathematics