Perform the indicated operation.(4p2 + 2p - p3 + 4) - (7p2  - 4p - p3 + 6)

A. -4p2 - 2p3 - 2p - 2
B. -3p2 - 6p - 10
C. -3p2 + 6p - 2
D. -4p2 - 2p - 10


Answer: C

Mathematics

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Compute the average rate of change of f from x1 to x2. Round your answer to two decimal places whenappropriate. Interpret your result graphically.f(x) = x3 - 4x, x1= 2 and x2= 4

A. -24; the slope of the line passing through (2, f(2)) and (4, f(4)) is -24. B. -8; the slope of the line passing through (2, f(2)) and (4, f(4)) is -8. C. 24; the slope of the line passing through (2, f(2)) and (4, f(4)) is 24. D. 8; the slope of the line passing through (2, f(2)) and (4, f(4)) is 8.

Mathematics

Determine the domain and range of the function. Then graph it.f(x) = 2  

A. domain = [-3, ?), range = [0, ?)

B. domain = [3, ?), range = [0, ?)

C. domain = [0, ?), range = [3, ?)

D. domain = [0, ?), range = [-3, ?)

Mathematics

Sketch the graph of the given equation over the interval [-2?, 2?].y =  sin 2x 

A.

B.

C.

D.

Mathematics

Solve the problem.Suppose a person can measure the length of a board within  inches. A board is measured to be 24 inches. What range of values could the true length assume?

A. The board could actually be between 24 inches and  inches long.
B. The board could actually be between 23 inches and  inches long.
C. The board could actually be between  inches and  inches long.
D. The board could actually be between  inches and   inches long.

Mathematics