Timer
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Answers
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B
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E
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Difficulty—
Which of the following is equal to \(\frac{2^{x-y}}{2^{x+y}}\) for all integers \(x\) and \(y\)?
A. \(4^{-x}\)
B. \(4^{-y}\)
C. \(2^{xy}\)
D. \(4^{x}\)
E. \(4^{y}\)
OA: B
A. \(4^{-x}\)
B. \(4^{-y}\)
C. \(2^{xy}\)
D. \(4^{x}\)
E. \(4^{y}\)
OA: B
