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Question

Simplify:-

4√12×7√6

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Solution

12^(1/4)=(2*2*3)^(1/4)

6^(1/7)=(2*3)^(1/7)

12^(1/4)*6^(1/7)
=(2*2*3)^(1/4) *(2*3)^(1/7)
=(2²*3)^(1/4) *
(2^1/7)(3^1/7)

=(2²^1/4)(3^1/4)(2^1/7)(3^1/7)

=2^(9/14) * 3^(11/28)
=2^(18/28)*3^(11/28)
=(2^18 * 3^11)^(1/28)

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