> (-12)³+(7)³+ (5)³
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0
Answer:
thera bap hu ma
Step-by-step explanation:
100% thera bap
Answered by
0
Step-by-step explanation:
We know the corollary: if a+b+c=0 then a
3+b
3+c
3=3abc
Using the above corollary taking a=−12, b=7 and c=5, we have a+b+c=−12+7+5=0 then the value of (−12)
3
+7
3
+5
3
is:
(−12)
3
+7
3
+5
3
=3(−12×7×5)=−1260
Hence, (−12)
3
+7
3
+5
3
=−1260
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