Question

By which smallest number should 720 be multiplied so that it is a perfect square? Find the perfect square number. Also, find the square root.​

Answer 1

Answer:

Correct option is

A

3660

Prime Factorization of 720 is,

720=2×2×2×2×3×3×5

To find perfect square make pair of two of prime factors

thus,

there is a pair of 5 is missing hence to make 720 a perfect square we have to multiply by 5.

5 is the smallest number by which 720 should be multiplied to get a perfect square number

(i) 720×5=3600

(ii)

3600

=60

∴3600+60=3660

Hence 3660 is the answer

Answer 2

Answer:

5 should be multiplied we will get 3600 ans square root of 3600 is 60 please mark my answer brainliest