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The value of 2^-2is:A. 4 B. ¼ C. 2 D. ½j |
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Answer» ong>USING the following LAW of exponents a^-1 = 1/a (a^b)^c = a^bc Now, 2^-2 = (2^2)^-1 = 4^-1 = 1/4 Hence, ANS is (B) 1/4
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