If ab+ba= 1, then a3 + b3 =(a) 1(b) −1(c) 12(d) 0 – InterviewSolution

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1.	If ab+ba= 1, then a3 + b3 =(a) 1(b) −1(c) 12(d) 0
Answer» If $\frac{a}{b} + \frac{b}{a} = 1$ , then a³ + b³ = (a) 1 (b) −1 (c) $\frac{1}{2}$ (d) 0

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