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Prove that the equation `x^(log_(sqrtx^(2x)))=4` has no solution. |
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Answer» We have ` x^(log_(sqrtx^(2x)))=4, x gt 0 , x ne 1` ` rArr x ^(2 log_(x) 2x) = 4` ` rArr x^(log_(x)4x^(2))=4` ` rArr 4x^(2) = 4` ` rArr x = pm 1`,which is not possible. Hence, equation has no solution. |
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