Question

Find the zeroes of polynomial x^2-2x-3

Answer 1

(x=3) or (x=-1)

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Answer 2

Step-by-step explanation:

We have,

f(x) = x2 - 2x – 3

Now, put f(x) = 0

x2 - 2x – 3 = 0

x2 -3x + x – 3 = 0

x(x – 3) + 1(x – 3) = 0

(x + 1)(x – 3) = 0

x – 3 = 0 or x + 1 = 0

x = 3 or x = -1

So, the zeros of given polynomial are 3 and -1.