Question

If F(x)=x2+x+1 then F(x-1)=​

Answer 1

Answer:

x^2-3x+1

Step-by-step explanation:

F(x-1)=(x-1)^2+(x-1)+1

=x^2+1^2-2(x)(1)+(x-1)+1 [(a-b)^2=a^2+b^2-2ab]

=x^2+1-2x+x-1+1

F(x-1)=x^2-3x+1