Simplify the expression. Write your answer without negative exponents. Whenever an exponent is negative or zero, assume that the base is not zero.(4x7y-4)-3

A.
B.
C. 4x7y12
D.


Answer: A

Mathematics

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Use the graph to find a ? > 0 such that for all x, 0 <  < ? ?  < ?.

A. 0.4375 B. 2 C. 1 D. 0.5625

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Find all real numbers that satisfy the equation. Round approximate answers to the nearest hundredth.3 tan  -  = 0

A. {x|x = 1.57 + 3k?}
B. {x|x = 1.57 + 3k? or x = 1.57 + 3k?}
C.
D. {x|x = 1.57 + k?}

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Multiply, and then simplify if possible. Assume all variables represent positive real numbers.6( + )

A. 6 + 7
B. 6 + 7
C. 6 + 42
D. 42 + 42

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Factor the trinomial.y2 - 10y + 16

A. (y - 16)(y - 1) B. (y + 8)(y + 2) C. (y - 8)(y + 2) D. (y - 8)(y - 2)

Mathematics