Question

if 3 p is a perfect cube then prove that p is a multiple of 9

Answer 1

Let us assume that 3p=8i.e. p=8/3.8/3 is not a multiple of 9 and not a perfect cube.a assume that 3p=27.i.e p=9.9is a multiple of 9.so if 3p is a perfect cube,then p is a multiple of 9.
hope this answer helps you

Answer 2

Answer:

9

Step-by-step explanation:

if we assume the p= 9

3p=9×3 = 27. make me brainlest