Given f(x) and g(x), find the indicated composition and evaluate.f(x) = ; g(x) = 4x - 14Find (f ? g)(7).

A.
B.
C. 2
D.


Answer: A

Mathematics

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Solve the problem.The bacteria in a 9-liter container double every 2 minutes. After 57 minutes the container is full. How long did it take to fill a quarter of the container?

A. 53 min B. 28.5 min C. 14.3 min D. 42.8 min

Mathematics

Multiply.

A. 1163 B. 1273 C. 1183 D. 1173

Mathematics

Use the Leading Coefficient Test to determine the end behavior of the polynomial function. Then use this end behavior to match the function with its graph.f(x) = -4x3 - 3x2 + 2x + 3

A. rises to the left and falls to the right

B. falls to the left and rises to the right

C. rises to the left and rises to the right

D. falls to the left and falls to the right

Mathematics

Let a, b, and c represent positive real numbers. Consider the parallelogram ABCD with vertices at A(0,0), B(a,0), C(a+b, c), and D(b,c). In order that ABCD further represents a rhombus, prove that .[Note: No drawing provided.]

What will be an ideal response?

Mathematics