What happens to the cube of a number if the number is multiplied by

Question

What happens to the cube of a number if the number is multiplied by (i) 3? (ii) 4? (iii) 5?

Philoid · Accepted Answer

Let the number is = a

Its cube will be = a³

According to the question, the number is multiplied by 3

New number become = 3a

Its new cube will be = (3a)³ = 27a³

Hence, cube will become

Let the number is = a

Its cube will be = a³

According to the question, the number is multiplied by 4

New number become = 4a

Its new cube will be = (4a)³ = 64a³

Hence, cube will become

Let the number is = a

Its cube will be = a³

According to the question, the number is multiplied by 5

New number become = 5a

Its new cube will be = (5a)³ = 125a³

Hence, cube will become