Question

If 10^2y=25 then 10^-y equals to what

Answer 1

Answer: hey there, The answer will be 0.1

Step-by-step explanation:

Process is

1: first write the given equation

10^2y= 25

2. Distribute the 10^2y as

5^2y × 2^0

3. And the left hand side as

5^2

4.the equation will be

5^2y×2^0=5^2

Then,5^2y=5^2

Or,2y=2

Y=1

By putting the value...

10^-1 = 0.1