Without actually evaluating the cubes, find the value of: 15^3 - 6^3 - 9^3
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Answered by
1
Answer:
2430
Step-by-step explanation:
using property if a+b+c=0 then a³+b³+c³=3abc
15+(-6)+(-9)
=15-15
=0
now,
3abc=3×15×6×9=2430
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2
Answer:
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