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Difficulty—
Is \(4^{x+y}=8^{10}?\)
(1) \(x - y = 9\)
(2) \(\dfrac{y}{x} = \dfrac14\)
Answer: C
Source: Official Guide
(1) \(x - y = 9\)
(2) \(\dfrac{y}{x} = \dfrac14\)
Answer: C
Source: Official Guide
