Question

6) Evaluate :-
(a). 27^-1×7^-1| / 3^-3×7^-2

please help.
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Answer 1

Answer:

Hi, The answer is easy.Its 7

Step-by-step explanation:

$\frac{ {27}^{ - 1} \times {7}^{ - 1} }{ {3}^{ - 3} \times {7}^{ - 2} } = 1 \times {7}^{2 - 1} = 7$