Task 11
Task 11: development task in emrekuruu/math-openenv, an RL environment on the Hugging Face Hub. Evaluate the expression \ (a^2+b)^2 - (a^2-b)^2, \ if $a=4$ and $b=1$.
The task
Evaluate the expression \[ (a^2+b)^2 - (a^2-b)^2, \]if $a=4$ and $b=1$.