Math Equations

Original: \( a_{2} = b_{3} + c_{1} \)

Rendered: \( a₂ = b₃ + c₁ \)

Another Example: \( x = \frac{-b \pm \sqrt{b^2 - 4ac}}{2a} \)

More complex: \( x = \frac{-b \pm \sqrt{b^2 - 4ac}}{2a} \)