Question

if 12500 =5^a ×2^b which of these can be expressed in the power of prime factor as 5^a-1×2^2b​

Answer 1

Step-by-step explanation:

Answer

Factorise 3825 as follows:

3825=3×3×5×5×17=3

2

×5

2

×17

Since, 3,5 and 17 are prime numbers as these are the numbers that are only divisible by themselves.

Hence, 3825=3

2

×5

2

×17