LaTex

Installation

1. https://miktex.org/download

Boilerplate

\documentclass{article}
\usepackage{amsmath}
\usepackage{amssymb}
\usepackage{dsfont}
\begin{document}
 
\section{Q1}
 
 
\end{document}

Tags

begin{align}

$$\begin{array}{r}\text{a}\\ \text{b}\\ \text{c}\end{array}$$

indent

\indent

Matrix

$$\left[\begin{array}{cc}a& b\\ d& d\end{array}\right]$$

Augmented Matrix

$$\left[\begin{array}{ccc}a& b& 0\\ ⋮& & \\ c& d& 0\end{array}\right]$$

Vector

$$\left[\begin{array}{ccc}{a}_{11}& \dots & a_{1n}\\ ⋮& & \\ a_{k1}& \dots & a_{kn}\end{array}\right]$$

Piecewise Functions/System Of Equations

$$f(x)=\{\begin{array}{ll}0& x\le 0\\ 0& x>0\end{array}$$