Question

check whether x-2 is a factor of x²-x+4​

Answer 1

Answer:

p(x) = x^2 - x + 4

x - 2 = 0

x = 2

p(2) = (2)^2 - 2 + 4

= 4 - 2 + 4

= 6

here, answer i.e. 6 is not equal to 0

Hence, x - 2 is not a factor of x^2 - x + 4