Estimate the sum as indicated. Then answer the question.Estimate the following sum by first rounding to the nearest ten. Does the estimate give you reason to doubt the stated sum?  

A. Estimate: 180 ; yes
B. Estimate: 170 ; no
C. Estimate: 140 ; yes
D. Estimate: 160 ; no


Answer: B

Mathematics

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A.

B.

C.

D.

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Determine if the given point is on the graph of the equation.; (-4, 4)

A. Yes B. No

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Factor.x4 - 12x2 + 36

A. (x2 - 6)(x2 + 6) B. (x2 + 6)2 C. (x2 - 12)(x2 + 12) D. (x2 - 6)2

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Evaluate the improper integral. If the integral does not converge, state that the integral is divergent.

A. 2 B. 0 C. -2 D. Divergent

Mathematics