Three numbers are in the ratio 2:3:4. The sum of their cubes is
0.334125. Find the numbers.
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Answer:
no. =2:3:4
so three no. be 2x,3x,4x.
A.T.Q.
(2X)^3+(3X)^3+(4X)^3=0.334125
8X^3+27X^3+64X^3=0.334125
99X^3=.334125
X^3=0.334125/99=0.030375/9=0.003375
x^3=0.15×0.15.×0.15
x^3=(0.15)^3
X=0.15
Three numbers :2×0.15=.30, 3×0.15=0.45 and 4×0.15=0.60
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