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Question
The zeros of the polynomial x2 – 2x – 3 are ______.
Options
–3, 1
–3, –1
3, –1
3, 1
MCQ
Fill in the Blanks
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Solution
The zeros of the polynomial x2 – 2x – 3 are 3, –1.
Explanation:
x2 – 2x – 3 = x2 – 3x + x – 3
= x(x – 3) + (x – 3)
= (x – 3)(x + 1)
∴ (x – 3)(x + 1) = 0
⇒ x = 3 or x = –1
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