Multiply.
A. x2 - 
B. x2 + 4x - 8
C. x2 - 4
D. x2 - 4x - 8
Answer: A
Mathematics
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Identify the interval where f is increasing or decreasing, as indicated. Express your answer in interval notation.f(x) = (x + 1)2 + 1; decreasing
A. [0, 1] B. [-1, ?) C. (-?, -1] D. [-1, 0]
Mathematics
Let x be a number. Translate the English phrase or sentence into a mathematical expression. The product of 8 and a number
A. 8 + x B. 8 ÷ x C. 8x D. 8 - x
Mathematics
Evaluate the factorial expression.
A. (n + 8)! B. 1 C. n + 9! D. 9!
Mathematics
Find the instantaneous rate of change for the function at the given value.s(t) = 3t2 + 5t - 7 at t = -2
A. 1 B. -1 C. -17 D. -7
Mathematics