Math, asked by fj51, 1 year ago

three number are in the ratio 1:2:3 .the sum of their cubes is 7776 find the number

Answers

Answered by Anonymous
3

Answer:


Step-by-step explanation:

Ans : 5,10,15

Explanation:

Let the number be x and they were in the ration x : 2x : 3x

Also, it is given that sum of their cubes equals 4500

ie;

x^3 + (2x)^3 + (3x)^3 = 4500

x^3 + 8x^3 + 27x^3 = 4500

36x^3 = 4500

x^3 = 4500/36

x= cube_root(125)


Anonymous: the sum is 7776 not 4500
Answered by Anonymous
6
Here is the solution for your question.....
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