Identify where f is increasing or where f is decreasing, as indicated. Round your answer to two decimal places when appropriate.f(x) = x3 - 4x - 7; decreasing
A. (-?, -1.15]
B. (-?, -1.15] ? [1.15, ?)
C. [-2.00, 2.00]
D. [-1.15, 1.15]
Answer: D
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A function f(x), a point x0, the limit of f(x) as x approaches x0, and a positive number ? is given. Find a number 
such that for all x, 0 < 
< ? ? 
< ?.f(x) = 10x2, L =640, x0 = 8, and ? = 0.3
A. 0.00188 B. 8.00187 C. 7.99812 D. 0.00187
Use the compound interest formula to determine the final value of the given amount.$12,000 at 4% compounded quarterly for 7 years
A. $15,855.49 B. $15,698.51 C. $3855.49 D. $15,791.18
Fill in the blank with one of the words or phrases listed below.
The 
is the smallest number that is a multiple of all numbers in a list of numbers.
A. mixed number B. equivalent C. least common denominator D. least common multiple
Given the matrices A and B, find the matrix product AB.A = 
, B = 
Find AB.
A. 
B. 
C. 
D. 