Find the sum of the first five terms of the indicated geometric series.a1 = 2, r = -4

A. 44
B. 20
C. 102
D. 410


Answer: D

Mathematics

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A. intercept: (8, 0) no symmetry B. intercept: (8, 0) symmetric with respect to y-axis C. intercept: (0, 8) symmetric with respect to x-axis D. intercept: (0, 8) no symmetry

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Establish the identity.(sec v + tan v)2  = 

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A.

B.

C.

D.

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