a+b+c=0 হলে a³+b³+c³ এর মান কত?
Solution
Correct Answer: Option B
a³+b³+c³
=(a+b+c)(a²+b²+c²-ab-bc-ca)+3abc
=0+3abc
=3abc
=(a+b+c)(a²+b²+c²-ab-bc-ca)+3abc
=0+3abc
=3abc
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