Question

prove that if a number is tripled then its cube is 27 times the cube of given number

Answer 1

................... here's ur ans

Answer 2

let be 'a' no. when it is tripled we get 3rd
now , (3a)^3=3^3a^3=27a^3
thus if a no. is tripled it's cube is 27 times the cube of given no.