Q. 24.3( 24 Votes )

Find the zeros of

Answer :

Let f(x) = x2 + 2x - 8

Put f(x) = 0


x2 + 2x - 8 = 0


x2 + 2x - 4x - 8 = 0


x(x + 2) – 4 (x + 2) = 0


(2 + x) (x - 4) = 0


x = 4 or x = -2


Now, sum of zeroes = -2 + 4 = 2 =


Product of zeroes = (4) × (-2)


Hence, relationship verified.

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