4.4-4.6 Quiz Review

Mathematical Equivalence

ON

For the function f(x) and g(x) given in the graph, Find the corresponding function value.

 $f\left(g\left(3\right)\right)$  

• 4

• 2

• 1

• 0

Let f be the linear function (in blue) and let g be the parabolic function (in red).

Find  $f\left(g\left(2\right)\right)$  

• 0

• 2

• -2

• 4

• 0
• -2
• 2
• 4
• -4
• -1
• 1

If  $f\left(x\right)=2x$   and  $g\left(x\right)=2x^2-1$   find  $f\left(g\left(x\right)\right)$  

•  $4x^2-1$  

•  $4x^2-2$  

•  $8x^2-1$  

•  $16x^2-1$  

If  $f\left(x\right)=2x$   and  $g\left(x\right)=2x^2-1$   find  $g\left(f\left(x\right)\right)$  

•  $4x^2-1$  

•  $4x^2-2$  

•  $8x^2-1$  

•  $16x^2-1$