Question

$(x- frac{1}{2})(x+ frac{1}{2})-(x- frac{1}{2}) ^{2}= frac{1}{2}$

Answer 1

x^2-(1/4)-(x^2-x+1/4)=1/2
x^2-(1/4)-x^2+x-(1/4)=1/2
x-(1/2)=(1/2)
x=(1/2)+(1/2)=1
Ответ: x=1

Answer 2

спасибо

Answer 3

/ а ето что такое

Answer 4

дроб да