For the given functions f and g, find the requested composite function.f(x) =
, g(x) = 8x - 8;
Find the function f ? g.
A. 8
B. 8 - 8
C. 2
D. 2
Answer: C
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Factor the sum or difference of two cubes completely.343y3 - 1
A. (7y - 1)(49y2 + 7y + 1) B. (7y - 1)(49y2 + 1) C. (7y + 1)(49y2 - 7y + 1) D. (343y - 1)(y2 + 7y + 1)
Solve the inequality algebraically. Express the solution in interval notation.x3 ? 5x2
A. (0, 5] B. (-?, 5] C. [5, ?) D. (-?, 0] or [5, ?)
Find the nth, or general, term.x, 1, , . . .
A. xn-1
B. xn
C. 2-n
D. x2-n
For the application, write a sentence answering the question.Maria exercises for 1 hours every Saturday. She runs for
of the time that she exercises. How much time does she spend running every Saturday?
A. She spends of an hour running every Saturday.
B. She spends 1 hours running every Saturday.
C. She spends 1 hours running every Saturday.
D. She spends of an hour running every Saturday.