Question 126
If a= 2.234, b = 3.121 and c = -5.355, then the value of $$a^{3} +b^{3} + c^{3}$$ - 3 abc is
Solution
If $$a+b+c = 0, a^3+b^3+c^3 = 3abc$$
Hence, the answer is 0.
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