Question

if x - 1 is a factor of ax²+bx+c find the value of a+ b +c​

Answer 1

Answer:

0

Step-by-step explanation:

x-1 = 0

x = 1

f(1) = 0 remainder theorem

$a(1^{2} ) + b(1) + c = 0\\a+ b+ c = 0$