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WAEC - Mathematics (2004 - No. 14)

If \(\left(\frac{1}{4}\right)^{(2-y)} = 1\), find y.
-2
\(-\frac{1}{2}\).
\(\frac{1}{2}\)
2

Explanation

\(2^{-2(2-y)}-x=2^{0}; -4 + 2y = 0\\
2y = 4; y = 2\)

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