Estimate the answer by using front end rounding.

A. 10,480
B. 9830
C. 9820
D. 9829


Answer: A

Mathematics

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Evaluate the sum.

A. 5 B. 9 C. 7 D. 14

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Express the product as a sum containing only sines or cosines.sin(2?) sin(4?)

A. [- cos(2?) - cos(6?)]
B. [cos(6?) - sin(2?)]
C. [cos(2?) - cos(6?)]
D. sin2(8?2)

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Multiply mentally.(x - 6x3)2

A. x2 - 12x6 + 36x9 B. x2 - 12x3 + 36x6 C. x2 - 12x4 + 36x6 D. x - 12x2 + 36x6

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Shade the Venn diagram to represent the set.(A' ? B) ? C

A.

B.

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