pi $\pi$ π
Fraction $\frac{3}{4}$ $\frac{3}{4}$
Square root $\sqrt{18}$ $\sqrt{18}$
Integration $\int_0^{1/4}$ $\int_0^{1/4}$
Inserting text in math formula $\text{your text}+2=x^2...$ your text + 2 = x2...
Inserting text in math formula $\alpha$ α
Inserting text in math formula $\beta$ β