Question

(3 ki power minus 1 multiply 7 ki power minus 1 ) divide 2 ki power minus 2

Answer 1

Hey friend,
Here is the answer you were looking for:
$\frac{ {3}^{ - 1} \times {7}^{ - 1} }{ {2}^{ - 2} } \\ \\ = \frac{ {2}^{2} }{3 \times 7} \\ \\ = \frac{4}{21}$


Hope this helps!!!

@Mahak24

Thanks...
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Answer 2

HELLO DEAR,

${3}^{ - 1} \times {7}^{ - 1} \div {2}^{ - 2} \\ \\ = > \frac{ \frac{1}{3} \times \frac{1}{7} }{ \frac{1}{ {2}^{2} } } \\ \\ = > \frac{ \frac{1}{21} }{ \frac{1}{4} } \\ \\ = > \frac{4}{21}$

I HOPE ITS HELP YOU DEAR,
THANKS