Question

f(x)= 2x -1g(x) = 3xh(x) = x^2+1 f(g(-3))=?

Answer 1

To calculated f(g(-3)) we need to calculate first g(-3) as:

g(-3) = 3*(-3) = -9

So, f(g(-3)) is equal to f(-9), then:

f(-9) = 2*(-9) - 1

f(-9) = -18 - 1

f(-9) = -19

Finally, f(g(-3)) = -19

Answer: f(g(-3)) = -19