Question

pls help to solve this question and pls help​

Answer 1

Answer:

1/9

I hope it will help u..

Answer 2

Answer:

So this can be written as 9 x 5^7 ÷ 9^2 x 5^7

Because 9^2 is 81

Here 5^7 in numerator and 5^7 in the denominator can be cut out to make 1

So the equation will be 9 ÷ 9²

We know: $a^{m} * a^{n} = a^{m-n}$

So, 9^1 ÷ 9² = $9^{1-2}$

= $9^{-1}$

= $\frac{1}{9}$ [Option D]

Hope it Helps,

Byeeee