wolfram|alpha says this is false but doesnt
$\displaystyle \sqrt{36-4x^2} \Rightarrow 2\sqrt{9-x^2}$
trueq[sqrt(36-4x^2) equals 2 Sqrt[9 - x^2]] - Wolfram|Alpha
wolfram|alpha says this is false but doesnt
$\displaystyle \sqrt{36-4x^2} \Rightarrow 2\sqrt{9-x^2}$
trueq[sqrt(36-4x^2) equals 2 Sqrt[9 - x^2]] - Wolfram|Alpha