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Sum and product of roots question (1 Viewer)

miracu

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Please help:

For what value of n will one root of the equation (n-2)x^2 + (n+2)x + 2n + 1 = 0 be the reciprocal of the other
 

DatAtarLyfe

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Lets the roots be alpha and 1/alpha.
Using product of roots, the alphas cancel out and your left with: 1 = 2n +1 / n- 2
Rearranging for n, and you get n = -3
 

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