Simplify the following expression as far as possible: 2 x 2 - ( x + 3) - 2 x (1 - x)
Input:2 x 2 - ( x + 3) - 2 x (1 - x)
Intepretation:\(2x^2-(x+3)-2x(1-x)\)
\(=2x^2-x-3-2x+2x^2\)
\(=4x^2-3x-3\)
Q.E.D.
\(2x^2-(x+3)-2x(1-x)\\ =2x^2-x-3-2x+2x^2\\ =4x^2-3x-3\)
+36 
