Question

cum se rezolva 2x-x la 2 ...???

Answer 1

$a)2x- x^{2} = x( 2-x) \\ \\ b)(2x-x ^{2} ) ^{2} =4 x^{2} - 2*2x* x^{2} + x^{4} =4 x^{2} -4 x^{3} + x^{4}$
Am scris in doua moduri deoarece nu mi-am dat seama cum sa tratez problema .