Find the product:
$\left(x-8\right)\left(x+8\right)$(x−8)(x+8)
Find the product:
$\left(x-6\right)\left(x-6\right)$(x−6)(x−6)
Find the product:
$\left(-3y-7\right)\left(-3y+7\right)$(−3y−7)(−3y+7)
Find the product:
$\left(2+3y\right)\left(2+3y\right)$(2+3y)(2+3y)