Question

simplify [3√343^-2](4√81)

Answer 1

$3 \times 7^{1/2 * 3 * -2} \times 36$Hey friend,

Here is your answer,
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$3 (\sqrt{343})^{-2} * 4 \sqrt81$ 

=> $3 (\sqrt {7^3}) ^ {-2} * 4*9$

=> $3 \times 7^{1/2*3*-2} \times 36$

=> $3 \times 7^{-3} \times 36$

=> $3 \times \frac {1}{343} \times 36$

=> $\frac {108}{343}$
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