Question

If α , β be the zeroes of the quadratic polynomial 2 – 3x – x
2
then find the
value of α + β (1 + α )

Answer 1

α + β = 3/ (-1)

α β = 2/(-1)

(x -α ) (x- β) = x*2 - (α + β) x + α β =0

Given equation is written as

x^2 + 3x -2 = 0

Comparing the equations

α β = -2

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