If \(\left(\frac{1}{4}\right)^{(2-y)} = 1\), find y.
MATHEMATICS
WAEC 2004
If \(\left(\frac{1}{4}\right)^{(2-y)} = 1\), find y.
- A. -2
- B. \(-\frac{1}{2}\).
- C. \(\frac{1}{2}\)
- D. 2
Correct Answer: D. 2
Explanation
\(2^{-2(2-y)}-x=2^{0}; -4 + 2y = 0\\
2y = 4; y = 2\)
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