Question

How do you find (f of g of h) given f(x)=x2+1 g(x)=2x and h(x)=x−1?

Answer 1

Answer:

=4x²-8x+5

Step-by-step explanation:

h(x)=x-1

g(x)=2x

g(h(x))=2(x-)=2x-2

Now f(x)=x²+1

f(g(h(x)))=(2x-2)²+1

=4x²-8x+4+1

=4x²-8x+5