Solve the following equation:
$\left(x^2-16\right)\left(x^2+12x+36\right)=0$(x2−16)(x2+12x+36)=0
Write all solutions on the same line, separated by commas.
Solve the following equation:
$x^4-16x^2=0$x4−16x2=0
Solve the following equation:
$64x^4-81x^2=0$64x4−81x2=0
Solve the following equation:
$x^3+5x^2-50x=0$x3+5x2−50x=0