Question

Please answer this question as fast as you can

Answer 1

Answer:

Answer is 49

Step-by-step explanation:

as (a^m x a^n)= a^(m+n)

therefore,

7^(-5) x 7^5 = 7^0 = 1

therefore,

1÷7^(-2) = 1 x 7² = 49

Therefore answer should be 49.

Answer 2

answer is 49.....

Step-by-step explanation:

$(7^{ - 5} \times 7 {}^{5} ) \div 7 {}^{ - 2} \\ (\frac{1}{7 {}^{5} } \times 7 {}^{5} ) \div \frac{1}{7 {}^{2} } \\ 1 \div \frac{1}{7 {}^{2} } \\ 1 \times 7 {}^{2} \:( recipocal \: of \: \frac{1}{7 {}^{2} }) \\ 49$

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