Question

find the value for which (x-a) is a factor of the polynomial ,if f(x)=x^3-a^3+2x+a-3​

Answer 1

x-a=0

x=a

f(x)=(x)=x^3-a^3+2x+a-3

f(a)=a^3-a^3+2x+a-3

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

=3a-3=0

=a=1