4\sqrt(132)/(143) ^ -2}

Question

`4\sqrt(132)/(143) ^ -2}`

Answer 1

Explanation:

Hi

`[ 4\sqrt(132)/(143) ]^ {-2}}=[(132)/(143)]^{-(2)/(4)}=\sqrt{(143)/(132)}\\\\=\sqrt{(11*13)/(11*12)}=\sqrt{(13)/(12)}`

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