Question

4. Three numbers are in the ratio of 2:3:5.If the sum of their cubes is1280, find the three numbers.

Answer 1

Answer:

fyfyfhcgxgxgxgcgxgxxfverify a^3+b^3=(x+y) (x^2 - xy + y^2

tell me fast will give brainlist answer

Step-by-step explanation:

verify a^3+b^3=(x+y) (x^2 - xy + y^2

tell me fast will give brainlist answer

Answer 2

Answer:

We will take 2 as 2x

3 as 3x

5 as 5x

so as it is given sum= 5x +2x + 3x =1280

10x = 1280

x = 1280/10

x = 128

so, 5x = 128 × 5 = 640

3x = 128 × 3 = 384

2x = 128 × 2= 256