If r - 1r 2 - 3- then r3 - 1r3 equals-

The correct option is C 0 r^3 + 1r^3 = (r + 1r ) (r^2 1 + 1r^2 ) . #160; (r + 1r )^2= r^2 + 2 + 1r^2 = 3 . ∴ r^2 + 1r^2 = 1; ∴ r^2 1 + ...

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Antiderivative

If r + 1r 2...

Question

If ${(r + \frac{1}{r})}^{2} = 3$ , then $r^{3} + \frac{1}{r^{3}}$ equals.

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Similar questions

r_{1}, r_{2}, r_{3}

\frac{1}{r_{1}} + \frac{1}{r_{2}} + \frac{1}{r_{3}} - \frac{1}{r}

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\frac{1}{r_{1}} + \frac{1}{r_{2}} + \frac{1}{r_{3}} - \frac{1}{r}

Δ A B C

r_{1}, r_{2}, r_{3}

H . P

\frac{r_{2}}{r} = \frac{1}{3}

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