Question

рол
9. What should be added to the polynomial x2-5x + 4. so that 3 is the zero of the resulting
polynomials?
al 1
b) 2
d) 5​

Answer 1

Answer:

putting x=3 in polynomial,

${3}^{2} - 5 \times 3 + 4 = \\ 9 - 15 + 4 = - 2$

i.e Required added number = 2

Ans.