Question

please tell me the answer of this question and it is related to chapter exponents and powers of class 8th.​

Answer 1

Answer:

$\frac{1}{ \frac{3}{7} ^{ - 2} } \\ 1 \times \frac{7}{3} ^{ - 2} \\ 1 \times \frac{3}{7} ^{2} \\ 1 \times \frac{9}{49}$

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