Question
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If (2)m+1×25=4−2 the value of m is
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Answer: Option A
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Given, (2)m+1×25=4−2
⇒ (2)m+1×25=((2)2)−2
⇒ (2)m+1+5=(2)−4
Since the bases on both the sides are equal, therefore the exponents must also be equal. This means, m+1+5=−4, or m=−10.
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