Solve the equation. Give exact solutions.(log x)2 - 7 log x = 18

A.
B.
C. {102, 109}
D.

Answer: A

Mathematics

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Factor completely. If the polynomial cannot be factored, say it is prime.(10 - x)3 - x3

A. (10 - 2x)(3x2 - 10x + 100) B. (10 - 2x)(x2 - 10x + 100) C. (10 - x)(x2 - 10x + 100) D. (10 + 2x)(x2 - 10x + 100)

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Mathematics

Find the indicated derivative.Find y " if y = 9 sin x.

A. y " = 9 cos x B. y " = - 9 sin x C. y " = 9 sin x D. y " = 81 sin x

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Perform the indicated operation. + 

A. - 
B.
C.
D.

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For a pentagonal pyramid, the total number of edges is 10.

Answer the following statement true (T) or false (F)

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Mathematics