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x3+2x2−3x−1=0\large x^3 + 2x^2 - 3x - 1 = 0x3+2x2−3x−1=0
If a,b & ca,b \text{ \& } c a,b & c are the roots of this equation, find the value of ∑cyc1a3\displaystyle \sum_{\text{cyc}} \dfrac{1}{a^3} cyc∑a31.
Note:
∑cyc\displaystyle \sum_{\text{cyc}} cyc∑ denotes cyclic summation.
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