Perform the indicated operations.0.0276 ? 1000

A. 27.6
B. 276.
C. 0.276
D. 2.76


Answer: A

Mathematics

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A.
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Factor the polynomial completely.-x2 - y2 + 2xy + 64

A. (8 + x - y)(8 - x - y) B. (8 + x - y)(8 - x + y) C. (8 + x + y)(8 - x + y) D. (8 + x + y)(8 - x - y)

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Given are the first three terms of a sequence that is geometric. Find a1 and r.3, -9, 27

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Mathematics