Q5 of 113 Page 71

Find the zeros of the polynomial x2 + 2x – 195.

We have,

p (x) = x2 + 2x – 195


Let us assume p (x) = 0


x2 + (15 – 13) x – 195 = 0


x2 + 15x – 13x – 195 = 0


x (x + 15) – 13 (x + 15) = 0


(x + 15) (x – 13) = 0


x = - 15, 13


Hence, the zeros of the polynomial are -15 and 13


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