Simplify the given expression using the definition for negative exponents. Assume that all variables represent nonzero numbers.2p-4

A. 25p4
B.  
C.  
D.  

Answer: B

Mathematics

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Find all horizontal asymptotes of the given function, if any. f(x) = 

A. y = 0 B. y = -36 C. no horizontal asymptotes D. y = -1, y = 1

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Determine if A ? B or A ? B.A = {x | x is a tree}B = {x | x is a maple tree}

A. A ? B B. A ? B

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Solve.A rectangular plot of land measure 90 feet by 170 feet. Find its area.

A. 260 sq. ft. B. 520 sq. ft. C. 1530 sq. ft. D. 15,300 sq. ft.

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In electrical circuits, the impedance Z (or opposition to the flow of electricity), voltage V, and current I can all be represented by complex numbers. They are related by the equation Z = . Use this equation to find the value of the missing variable.V = 76 - 32i, I = 8 + 4i

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B. Z = 6 - 7i
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Mathematics