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Let the numbers be 2x, 3x and 4x sum of cubes = 33957 → (2x)³ + (3x)³ + (4x)³ = 33957
8x³ + 27x³ + 64x³ = 33957
99x³ = 33957
→x³ = 33957/99 = 343 ⇒ x = √343 = 7
Numbers are:
2x = 2x7 = 14
3x3x7 21
4x 4x7 28
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