itomath.com
(1D) Perfect squares expansion
Expand and simplify.
$\left(7x+6\right)^{2}$
$\left(3x-5y\right)^{2}$
$\left(-7x+2\right)^{2}$
$\left(7x-2y\right)^{2}$
$\left(8y-5x\right)^{2}$
$\left(4x+5y\right)^{2}$
$\left(-5x-6\right)^{2}$
$\left(4x-3y\right)^{2}$
$\left(5+8x\right)^{2}$
$\left(9y+2\right)^{2}$