Simplify the expression. Express the answer so that only positive exponents occur. Assume that all variables are positive.x1/8 ? x7/8

A. x7/64
B. x
C. x7/8
D.

Answer: B

Mathematics

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A. (-?, 1) B. (-6, 1) C. (-1, 6) D. (-6, -?)

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Add or subtract as indicated. Express the answer as a single polynomial in standard form.(12x2 + 6x - 8) + (12x + 8)

A. 12x2 + 15x B. 27x3  C. 12x2 + 15x - 28 D. 12x2 + 5x + 28

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Solve the equation analytically.(4x - 8) = (16x - 8)

A. {1}
B. {-1}
C.
D. {- 8}

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