Finding Composite and Inverse Functions · Exercise 12

Find the values described.

For functions $f\left(x\right)=3x^3+1$ and $g\left(x\right)=2x^2-3,$ find ⓐ $\left(f\circ g\right)\left(-2\right)$ ⓑ $\left(g\circ f\right)\left(-1\right)$ ⓒ $\left(g\circ g\right)\left(1\right)$

Its source prints no answer for this problem, so there's nothing to check against.

OpenStax, Intermediate Algebra 2e · §10.1 Finding Composite and Inverse Functions · Exercise 12