WeBWorK Standalone Renderer

Evaluate the following expressions.

Evaluate ${4x^{2}}$ when $x=2$ . $\displaystyle{{4x^{2}}=}$

Evaluate ${\left(4x\right)^{2}}$ when $x=2$ . $\displaystyle{{\left(4x\right)^{2}}=}$

You can earn partial credit on this problem.