$$(2a+b) { \left(2a+b \right) }^{ }$$
$\left(2a+b\right)^{2}$
$$\left(2a+b\right)^{2}$$
$$4a^{2}+4ab+b^{2}$$
Show Solution
Hide Solution
$4a^{2}+4ab+b^{2}$
