\(x = {-b \pm \sqrt{b^2-4ac} \over 2a}\)
1+1=
1+1\(x = {-b \pm \sqrt{b^2-4ac} \over 2a}\)
\(x = {-b \pm \sqrt{b^2-4ac} \over 2a}\)
\(x = {-b \pm \sqrt{b^2-4ac} \over 2a}\)1
x = 15-x = 15 / 5 = 1\(x = {-b \pm \sqrt{b^2-4ac} \over 2a}\)
5:7xy:2+1\(x = {-b \pm \sqrt{b^2-4ac} \over 2a}\)
\(x = {-b \pm \sqrt{b^2-4ac} \over 2a}\)\(y=\frac{1}{x^2+\sqrt{x}}\)
\(x = {-b \pm \sqrt{b^2-4ac} \over 2a}\)
\(x = {-b \pm \sqrt{b^2-4ac} \over 2a}\)
\(x = {-b \pm \sqrt{b^2-4ac} \over 2a}\)
\(x = {-b \pm \sqrt{b^2-4ac} \over 2a}\)
\(x = {-b \pm \sqrt{b^2-4ac} \over 2a}\)
Tài liệu TeX của Online Math
x = {-b \pm \sqrt{b^2-4ac} \over 2a}
\(x=\frac{-b\pm\sqrt{b^2-4ac}}{2a}\)