Question

if x ki cube plus x ki square plus x plus a is divisble by x-1 find the value of a​

Answer 1

Answer:

g(x)= x-1= 0

x = 1

f(1)= x³+ x²+x +a= 0

1³+1²+1+a=0

1+1+1 + a=0

3+a= 0

a= -3