Answer 1

First find out the prime factorisation of 49392.

It can be observed that 49392 can be written as `2^4xx3^2xx7^3,` where 2, 3 and 7 are positive primes.

`therefore49392=2^4 3^2 7^3=a^4b^2c^3`

⇒ a = 2, b = 3, c = 7