Question

find the value of a (x_a) is a factor of polynomial f(×)= x​

Answer 1

Hey There !

x-a = 0

x = a ------(1)

f(x) = x^5 - a²x³ + 2x + a - 3

f(a) = a^5 - a²a³ +2a +a - 3 = 0 ( x = a )

f(a) = a^5 - a^5 + 3a - 3 = 0

= 3a-3 = 0

= a = 1 .

Thanks .