Question

By what numbers should each of the following be divided to get a perfect square in each case? Also find the number whose square is the new number?1575​

Answer 1

Answer:

Nilesh mid-June info BSkyB

Answer 2

Answer:

For a number to be a perfect square, each prime factor has to be paired. Hence, 1575 must be divided by 7 for it to be a perfect square. The new number would be (3 x 3) x (5 x 5)