Question

what should be added to the polynomial x2-5x+4 so that 3 is the zero of the polynomial​

Answer 1

Answer:

Step-by-step explanation:

Two should be added to polynomial so that 3 is a zero of the polynomial.

x² - 5x + 6 = 0

x² -2x - 3x  +6 = 0

x(x-2) - 3(x-2)

(x-3)(x-2) = 0

x = 3 or 2

Answer 2

Answer is attached in pic.

2 should be added to the polynomial x2-5x+4 so that 3 is the zero of the polynomial