Simplify. Assume that variables represent positive real numbers.

A. 169x18 y8 z10
B. 13x10 y8 z6
C. 13x18 y14 z10
D. 169x10 y14 z10


Answer: B

Mathematics

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Write as mixed number.

A.
B. 82
C. 82
D. 7

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Solve the triangle. 

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Solve the problem.Find the sum of the infinite series 1 + 9r + 4r2 + 9r3 + r4 + 9r5 + 4r6 + 9a7 + r8 ... for those values of r for which it converges.

A.
B.
C.
D.

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