Question

The number to be added to the polynomial x^2 – 5x + 4, so that 3 becomes its zero, is
(a) 4
(b) – 4
(c)-2
(d) 2​

Answer 1

Answer:

d) 2

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Answer 2

Step-by-step explanation:

Let f(x) = x

2

−5x+4

Then f(3) = 3

2

−5×3+4=−2

For f(3) = 0,2 must be added to f(x).

answer(d)