Question

\[slove 4x^{4} = 12x^{2}\]

Answer 1

Divide both sides by 4
\[{x}^{4}=3{x}^{2} \]
Move all terms to one side
\[{x}^{4}-3{x}^{2}=0\]
Factor out the common term x2
\[{x}^{2}({x}^{2}-3)\]
Solve for x
\[x=0,\sqrt{3},-\sqrt{3}\]