Question

Prove that if a number is tripled, then its cube is 27 times the cube of the given
number.​

Answer 1

Answer:

let the number be x

A.T.Q.

(x)^3 = 27. [equation-1]

Now, assum that x=3

so,

put value of x in equation 1

(3)^3 = 27

hence proved...