Given the graph $y=f\left(x\right)$ .

Which graph best represents  $y=\frac{1}{f\left(x\right)}$  ?

Given the graph $y=f\left(x\right)$ .

Which graph best represents  $y^2=f\left(x\right)$  ?

Given the graph $y=f\left(x\right)$ .

Which graph best represents  $y=\left|f\left(x\right)\right|$  ?