If (-1, y) lies on the graph of $y = 2^{2 x}$ $y = 2^(2x)$ , then what is y?

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If (-1, y) lies on the graph of $y = 2^{2 x}$ $y = 2^(2x)$ , then what is y?

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Answer 1 · 2016-01-22T12:04:39

$y = \frac{1}{4}$ $y = 1/4$

Explanation:

substitute the given value of x = -1 into the equation.

$y = 2^{2 (- 1)} = 2^{- 2} = \frac{1}{2^{2}} = \frac{1}{4}$ $y = 2^(2(-1)) = 2^-2 = 1/2^2 = 1/4$

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If (-1, y) lies on the graph of $y = 2^{2 x}$ $y = 2^(2x)$ , then what is y?

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