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Gennadij [26K]
3 years ago
12

Three numbers are in the ratio 2 : 3 : 4. The sum of their cubes is 33957. Find the largest number

Mathematics
1 answer:
lina2011 [118]3 years ago
4 0
We take each number as x = 2x 3x 4x 
(2x)³+(3x)³+(4x)³=33957
8x³+27x³+64x³=33957
99x³=33957
x³=33957÷99
 =∛343
x=7
2x=2×7=14
3x=3×7=21
4x=4×7=28
=the three numbers are 14,21,28
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Step-by-step explanation:

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2 years ago
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3 years ago
What is sec(5pi/3) ?? Need Help
balandron [24]

Answer:

  2

Step-by-step explanation:

When in doubt, have your calculator evaluate this.

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