Question

write cubes of five natural numbers which are multiples of 3 and verify the following : ' The cube of a natural number which is a multiple of 3 is a multiple of 27 '​

Answer 1

Answer:

6³ = 216 which is 27 * 8.

12³ = 1728 which is 27 * 64.

15³ = 3375 which is 27 * 125.

24³ = 13824 which is 27 * 512.

27³ = 19683 which is 27 * 729.

Step-by-step explanation:

Proof : Let the number be 3a.

(3a)³ = 27a³

27a³ = 27a² * a.

So (3a)³ is a multiple of 27.

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Answer 2

I will give you answer after wards.

I will give you answer after wards.Ok

I will give you answer after wards.Ok That's fine.