Question

The zeroes of the polynomial p(x) = x² – 3x – 4 will be

(a) 1 

(b) – 2 

(c) 2 

(d) – 1

Answer 1

Correct option (d) – 1

Explanation:

Given polynomial P(x) = x² – 3x – 4

⇒ P(x) = x² – 3x – 4

= x² – 4x + x – 4

= x (x – 4) + 1 (x – 4)

= (x – 4) (x + 1)

Zeroes = – 1 , 4