Latex 4 You

%\usetikzlibrary {mindmap}
\begin{center}
\begin{tikzpicture}[mindmap,every node/.style={concept,execute at begin node=\hskip0pt},root concept/.append style={concept color=black,fill=green!50!, line width=2ex,text=black},text=white,grow cyclic,level 1/.append style={level distance=4.5cm,sibling angle=60}]
\node [root concept] {\Large\kml លី សារិទ្ធ} % root
child [concept color=red] {node{\large\kml ភុន កញ្ញា}}
child [concept color=blue] {node{\kml ភុន ស្រីលឹម}}
child [concept color=magenta] {node{\kml ភុន ស្រីអូន}}
child [concept color=orange] {node{\kml លី វណ្ណៈ}}
child [concept color=green!80!black!] {node{\kml លី ឡៃហៀង}}
child [concept color=black!40!blue] {node{\kml លី ស៊ីណំ}};
\end{tikzpicture}
\end{center}

Goog morning 📚
\documentclass{article}
\usepackage{geometry}
\geometry{a4paper, margin=1in}
\usepackage{tikz}
\usetikzlibrary{arrows.meta}
\begin{document}
\begin{center}
\begin{tikzpicture}[scale=1.3,blue]
\draw[thick, dashed] (2,0) arc (0:180:2 and .6);
\draw[thick] (2,0) arc (0:-180:2 and 0.6);
\draw[thick] (0,3.5) ellipse (2 and 0.6);
\draw[thick] (-2,0)--(-2,3.5);
\draw[thick] (2,0)--(2,3.5);
\coordinate (CenterTop) at (0,3.5);
\filldraw (CenterTop) circle (1.5pt);
\draw[thick] (CenterTop)--(2,3.5) node[midway, above] {$r$};
\draw[{Stealth[scale=1.2]}-{Stealth[scale=1.2]}, thick] (2.7,0)--(2.7,3.5)
node[midway,right] {$2r$};
\end{tikzpicture}
\end{center}
\end{document}

តោះរៀនឡាតិច #ឡាតិច

\documentclass{article}
\usepackage{amsmath}
\usepackage{amssymb}
\usepackage{nicematrix}
\usepackage{tikz}
\usetikzlibrary{arrows.meta}
\usepackage[fontsize=14pt]{scrextend}
\usepackage{fontspec}
\setmainfont{Khmer OS Bokor}
\renewcommand{\arraystretch}{2}
\newcolumntype{M}[1]{>{\centering\arraybackslash}m{ #1}}
\begin{document}
\begin{center}
\begin{NiceTabular}{|M{1.5cm}|M{1.5cm}|M{1.5cm}|}[hvlines]
សញ្ញា & $U$ & $V$ \\
$+$ & $x^2 + x$ & $e^x$ \\
$-$ & $2x + 1$ & $e^x$ \\
$+$ & $2$ & $e^x$ \\
$-$ & $0$ & $e^x$ \\
\CodeAfter%----------Latex 4 You
\begin{tikzpicture}[-{Stealth[scale=1.2]},blue!70!black,shorten =-15pt]
\draw (2-2)--(3-3);
\draw (3-2)--(4-3);
\draw (4-2)--(5-3);
\end{tikzpicture}
\end{NiceTabular}
\end{center}
\end{document}

\documentclass{article}
\usepackage{geometry}
\geometry{a4paper,margin=2cm}
\usepackage{euler}
\everymath{\displaystyle}
\usepackage{fontspec}
\setmainfont{Khmer OS Bokor}
\usepackage{array}
\usepackage{multirow}
\usepackage{tikz}
\renewcommand{\arraystretch}{1.8}
\newcolumntype{M}[1]{>{\centering\arraybackslash}m{ #1}}
\begin{document}
\begin{table}[h]
\centering
\begin{tabular}{|M{4cm}|M{2.5cm}|M{2.5cm}|M{2.5cm}|}
\hline
\textbf{រូបភាព} & $\angle ABC$ & $\angle CBT$ & $\angle ABT$ \\ \hline
\multirow{5}{4cm}{
\centering
\begin{tikzpicture}[scale=.8,baseline=(current bounding box.center)]
\coordinate (B) at (0,1);
\node[left] at (B) {$B$};
\draw[thick,blue] (B)--(2.5,3) node[right,black] {$C$};
\draw[thick,blue] (B)--(3.2,1.8) node[right,black] {$T$};
\draw[thick,blue] (B)--(3,0.3) node[right,black] {$A$};
\end{tikzpicture}}
& $27^{\circ}$ & $\ldots\ldots$ & $19^{\circ}$ \\ \cline{2-4}
& $77^{\circ}$ & $46^{\circ}$ & $\ldots\ldots$ \\ \cline{2-4}
& $69^{\circ}$ & $\ldots\ldots$ & $35^{\circ}$ \\ \cline{2-4}
& $\ldots\ldots$ & $70^{\circ}$ & $12^{\circ}$ \\ \cline{2-4}
& $81^{\circ}$ & $35^{\circ}$ & $\ldots\ldots$ \\ \hline
\end{tabular}
\end{table}
\end{document}

#ឡាតិច
តារាងទី៧\\
%\usepackage{diagbox} % សម្រាប់ធ្វើបន្ទាត់ទ្រេតក្នុងប្រអប់ \diagbox{}{}
%\usepackage{chemformula} % សម្រាប់សរសេររូបមន្តគីមី \ch{} ឱ្យបានស្អាត
%\newcolumntype{M}[1]{>{\centering\arraybackslash}m{ #1}}
\begin{table}[htbp]
\centering
\renewcommand{\arraystretch}{1.8} %----{ បង្កើនកម្ពស់ប្រអប់នីមួយៗ
\begin{tabular}{|M{2.2cm}|M{1.6cm}|M{1.6cm}|M{1.6cm}|M{1.6cm}|M{1.6cm}|M{1.6cm}|}
\hline
%-----{ ប្រអប់ទ្រេតបែងចែក កាចុង និងអាញុង
\diagbox[width=2.6cm]{\raisebox{0ex}{\strut \bfseries\color{blue} កាចុង}}{\raisebox{0ex}{\strut \bfseries\color{red} អាញុង}}
%-----{ ជួរដេក
& \color{red}\ch{$Cl^-$}
& \color{red}\ch{$CO3^{2-}$}
& \color{red}\ch{$OH^-$}
& \color{red}\ch{$SO4^{2-}$}
& \color{red}\ch{$PO4^{3-}$}
& \color{red}\ch{$NO3^-$} \\ \hline
%------{ ជួរឈរ
\color{blue}\ch{$Na^+$} & & & & & & \\ \hline
\color{blue}\ch{$NH4^+$} & & & & & & \\ \hline
\color{blue}\ch{$K^+$} & & & & & & \\ \hline
\color{blue}\ch{$Ca^{2+}$} & & & & & & \\ \hline
\color{blue}\ch{$Mg^{2+}$} & & & & & & \\ \hline
\color{blue}\ch{$Zn^{2+}$} & & & & & & \\ \hline
\color{blue}\ch{$Fe^{2+}$} & & & & & & \\ \hline
\color{blue}\ch{$Al^{3+}$} & & & & & & \\ \hline
\color{blue}\ch{$Co^{3+}$} & & & & & & \\ \hline
\color{blue}\ch{$Fe^{3+}$} & & & & & & \\ \hline
\color{blue}\ch{$H^+$} & & & & & & \\ \hline
\end{tabular}
\end{table}

#ឡាតិច
តារាងបំណែងចែកប្រេកង់\\[.4cm]
\renewcommand{\arraystretch}{1.5}%--------{ ពង្រីកគម្លាតជួរដេក.
\begin{tabular}{|c|c|c|c|c|}
\hline
ថ្នាក់នៃម៉ាស & ប្រេកង់ $f$ & ផ្ចិតនៃថ្នាក់ $x$ & $x \cdot f$ & ប្រេកង់កើន \\ \hline
$30-40$ & $2$ & $35$ & $70$ & $2$ \\ \hline
$40-50$ & $6$ & $45$ & $270$ & $8$ \\ \hline
$50-60$ & $5$ & $55$ & $275$ & $13$ \\ \hline
$60-70 $ & $10$ & $65$ & $650$ & $23$ \\ \hline
$70-80 $ & $8$ & $75$ & $600$ & $31$ \\ \hline
$80-90$ & $6$ & $85$ & $510$ & $37$ \\ \hline
$90-100$ & $3$ & $95$ & $285$ & $40$ \\ \hline
\multicolumn{1}{c|}{} & $40$ & & $2660$ & \\ \cline{2-5}
\end{tabular}
%--------{ \multicolumn{1}{c|}{} : បិតបន្ទាត់ខាងក្រោមឆ្វេងជួរឈរទី១
%--------{ \cline{2-5} : ដាក់បន្ទាត់ខាងក្រោមបង្អស់
%--------{ \hline : បន្ទាត់ដេក

ដ. $
\left\{
\begin{array}{lcr}
\textrm{កំពូល}~
\left(
\begin{array}{lcr}
V_1(1,1)\\
V_2(2,2)
\end{array}
\right.\\[.2cm]
\textrm{កំណុំ}~
\left[
\begin{array}{lcr}
F_1(-1,1)\\
F_2(2,1)
\end{array}
\right.
\end{array}
\right.
$

ញ. $
\begin{cases}
\textrm{កំពូល}~
\left(
\begin{array}{lcr}
V_1(1,1)\\
V_2(2,2)
\end{array}
\right.\\
\textrm{កំណុំ}~
\left[
\begin{array}{lcr}
F_1(-1,1)\\
F_2(2,1)
\end{array}
\right.
\end{cases}
$

ឈ. $
\left(
\begin{array}{lcr}
\textrm{កំពូល}~V_1(1,-2)\\
\textrm{កំពូល}~V_2(1,2)\\
\textrm{កំណុំ}~F_1(\dfrac{4}{3},-2)\\
\textrm{កំណុំ}~F_2(-1,-2)
\end{array}
\right.
$

👉 ប្រភេទក្រដាស A4 ៚:

\documentclass[10pt,a4paper]{article}
%% ==========={ កំណត់គែមក្រដាស.
\usepackage[top=1.2cm,bottom=1.3cm,left=1.3cm,right=1.3cm]{geometry}
%% ==========={ និមិត្តសញ្ញាក្នុងគណិត.
\usepackage{amsmath,amssymb,amsfonts,fontawesome,mathabx}
%% ==========={ គម្លាតអត្ថបទជួរដេក.
\usepackage{setspace}
\setstretch{1.45}
%% ==========={ ការកំណត់ ពណ៌ ឲ្យមានច្រើនក្នុងការប្រើប្រាស់.
\usepackage[dvipsnames]{xcolor}
%% ==========={ ទប់ស្កាត់ការទាញពង្រីកគម្លាតបញ្ឈរ.
\raggedbottom
%% ==========={ កំណត់អាំងតេក្រាលរាងបញ្ឈរ (Euler Math).
\DeclareSymbolFont{EulerExtension}{U}{euex}{m}{n}
\DeclareMathSymbol{\intop}{\mathop}{EulerExtension}{"52}
\DeclareMathSymbol{\ointop}{\mathop}{EulerExtension}{"48}
\let\int\intop
\let\oint\ointop
\everymath{\displaystyle}%----{ សន្ទស្សន៍និងស្វ័យគុណ.
\pagestyle{empty}%----{ ទំព័រទទេ.
\setlength{\parindent}{0pt}%----{ បិទការចូលបន្ទាត់នៃអត្ថបទ.
%% ==========={ រចនាឬគូសក្រាប.
\usepackage{tikz}
\usetikzlibrary{shapes.geometric,calc,shadows}
\usepackage{eso-pic}
%% ==========={ លេខរៀង និងពុះចែកជួរឈរ.
\usepackage[inline]{enumitem}
\usepackage{multicol}
%% ==========={ កំណត់ Font.
\usepackage{fontspec}
\setmainfont{Khmer OS Bokor}[Script=Khmer,BoldFont=Khmer OS Bokor]
\newfontfamily\kml{Khmer OS Moul Light}[Script=Khmer,BoldFont=Khmer OS Moul Light]
\newfontfamily\kbk{Khmer OS Bokor}
\newfontfamily\en{Times New Roman}[BoldFont=Times New Roman Bold]

%% ==========={ លេខរៀងខ្មែរ និងអក្សរខ្មែរ.
\makeatletter
\def\ #1{\expandafter\@\number #1\}
\def\@ #1{\ifx #1\\else\char\numexpr #1+"17E0\relax\expandafter\@\fi}
\def\knum #1{\expandafter\\csname c@ #1\endcsname}
\AddEnumerateCounter{\knum}{\}{}
\newcommand*{\kalph}[1]{\expandafter\\csname c@ #1\endcsname}
\newcommand*{\}[1]{
\ifcase #1\or ក\or ខ\or គ\or ឃ\or ង\or ច\or ឆ\or ជ\or ឈ\or ញ\or ដ\or ឋ\or ឌ\or ឍ\or ណ\or ត\or ថ\or ទ\or ធ\or ន\or ប\or ផ\or ព\or ភ\or ម\or យ\or រ\or ល\or វ\or ស\or ហ\or ឡ\or អ\else\\fi}
\AddEnumerateCounter{\kalph}{\}{}
\makeatother

%% ==========={ ទំព័រលេខខ្មែរ.
\makeatletter
\def\ #1{\expandafter\@\number #1\}
\def\@ #1{\ifx #1\\else
\char\numexpr #1+"17E0\relax
\expandafter\@\fi}
\def\khmercounter #1{\expandafter\\csname c@ #1\endcsname}
%\renewcommand\{\}%---ទំព័រខ្មែរ

%% ==========={ លេខរៀង i, ii, iii,....ផ្កាឈូកស្រាល.
\definecolor{inpink}{HTML}{FFF0F5} \SetEnumitemKey{i}{leftmargin=*,label={\protect\tikz[baseline=-0.8ex] \protect\node[circle,draw=none,fill=inpink,text=blue,inner sep=0.5pt,minimum size=4mm,drop shadow={shadow xshift=2.5pt,shadow yshift=-2.5pt,fill=gray}]{\textbf{\en \roman*}};},labelsep=1.2ex,itemsep=1mm,topsep=2pt}

%% ==========={ លេខរៀង 1,2,3,...ផ្កាឈូកស្រាល.
\renewcommand{\theequation}{\knum{equation}}%---{ បង្ហាញលេខអារ៉ាប់.
\definecolor{inpink}{HTML}{FFF0F5} \SetEnumitemKey{1}{leftmargin=*,label={\protect\tikz[baseline=-0.8ex] \protect\node[circle,draw=none,fill=inpink,text=blue,inner sep=0.5pt,minimum size=4mm,drop shadow={shadow xshift=2.5pt,shadow yshift=-2.5pt,fill=gray}]{ \arabic*};},font=\small \en \bfseries,labelsep=1.2ex,itemsep=1mm,topsep=2pt}

%% ==========={ លេខរៀង ក, ខ, គ,...ផ្កាឈូកស្រាល.
\definecolor{inpink}{HTML}{FFF0F5} \SetEnumitemKey{ក}{leftmargin=*,label={\protect\tikz[baseline=-0.8ex] \protect\node[circle,draw=none,fill=inpink,text=blue,inner sep=0.5pt,minimum size=4mm,drop shadow={shadow xshift=2.5pt,shadow yshift=-2.5pt,fill=gray}]{\kbk \kalph*};},labelsep=1.2ex,itemsep=1mm,topsep=2pt}

%% ==========={ លេខរៀង ១, ២, ៣,...ផ្កាឈូកស្រាល.
\definecolor{inpink}{HTML}{FFF0F5} \SetEnumitemKey{១}{leftmargin=*,label={\protect\tikz[baseline=-0.8ex] \protect\node[circle,draw=none,fill=inpink,text=blue,inner sep=0.5pt,minimum size=4mm,drop shadow={shadow xshift=2.5pt,shadow yshift=-2.5pt,fill=gray}]{\kbk \knum*};},labelsep=1.2ex,itemsep=1mm,topsep=2pt}

%% ==========={ អក្សរ A, B, C,...ផ្កាឈូកស្រាល.
\definecolor{inpink}{HTML}{FFF0F5} \SetEnumitemKey{A}{leftmargin=*,label={\protect\tikz[baseline=-0.8ex] \protect\node[circle,draw=none,fill=inpink,text=blue,inner sep=0.5pt,minimum size=4mm,drop shadow={shadow xshift=2.5pt,shadow yshift=-2.5pt,fill=gray}]{\textbf{\en \Alph*}};},labelsep=1.2ex,itemsep=1mm,topsep=2pt}

%% ==========={ អក្សរ a, b, c,...ផ្កាឈូកស្រាល.
\definecolor{inpink}{HTML}{FFF0F5} \SetEnumitemKey{a}{leftmargin=*,label={\protect\tikz[baseline=-0.8ex] \protect\node[circle,draw=none,fill=inpink,text=blue,inner sep=0.5pt,minimum size=4mm,drop shadow={shadow xshift=2.5pt,shadow yshift=-2.5pt,fill=gray}]{\textbf{\en \alph*}};},labelsep=1.2ex,itemsep=1mm,topsep=2pt}

%% ==========={ បាតកថា.
\usepackage{ifsym}%--- រចនាលេខកាស្យូ
\usepackage{fancyhdr}
\pagestyle{fancy}
%% ==========={ បាតលើ.
\lhead{\begin{tikzpicture}[overlay]%---ឆ្វេង
\node [draw=blue,circle,inner sep=1.6pt,scale=.85,thick] at (0,-.3){\color{blue}\faFacebookF};
\node[blue] at(1.6,-.3){:~\large\en Latex~~4~~You};
\end{tikzpicture}
}
\chead{\begin{tikzpicture}[overlay]%---កណ្ដាល
\fill[left color=black!40!green,right color=black!40!green,middle color=cyan](-9.4,-.63)rectangle(9.4,-.69);
\end{tikzpicture}
}
\rhead{\begin{tikzpicture}[overlay]%---ស្ដាំ
\node [scale=.9]at(-1.2,-.3){\color{blue}\faSend~:~\textifsym{0976}~\textifsym{999}~\textifsym{555}};
\end{tikzpicture}
}
%% ==========={ បាតក្រោម.
\lfoot{\begin{tikzpicture}[overlay]%---ឆ្វេង
\node at (3.3,.2){{\color{blue}\faStreetView}~ រៀបរៀងនិងបង្រៀនកូដដោយលោកគ្រូ~~\kml\color{blue} លី~សារិទ្ធ};
\end{tikzpicture}
}
\cfoot{\begin{tikzpicture}[overlay]%---កណ្ដាល
\fill[left color=black!40!green,right color=black!40!green,middle color=cyan](-9.4,.63)rectangle(9.4,.69);
\end{tikzpicture}
}
\renewcommand{\thepage}{\knum{page}}%---ប្ដូរទំព័រជាលេខខ្មែរ
\rfoot{\begin{tikzpicture}[overlay]%---ស្ដាំ
\node[drop shadow={fill=blue,opacity=.5,
shadow xshift=.7mm,shadow yshift=-.7mm},circle,
draw=red,line width=.3pt,inner sep=1.5pt,fill=white,text=blue] at(-.22,.2){\thepage};
\end{tikzpicture}
}

%% ==========={ បិតបន្ទាត់ឬដាក់បន្ទាត់
\renewcommand{\headrulewidth}{0pt}%---បន្ទាត់
\renewcommand{\footrulewidth}{0pt}%---បិតបន្ទាត់

%% ==========={ កំណត់ទម្រង់លេខរៀងលំហាត់.
\newlist{examlist}{enumerate}{1}
\setlist[examlist]{
label=\textcolor{blue}{\en\bfseries\Roman*.},
align=left,%---តម្រឹមលេខរៀងនិងពិន្ទុឲ្យស្មើគែមខាងឆ្វេង
widest={\textcolor{blue}{\en\bfseries VIII.} {\color{red}\kbk (៣០ពិន្ទុ)}}, % ប្រាប់ទំហំប៉ាន់ស្មានធំបំផុត ដើម្បីឲ្យវាទុកចន្លោះ Margin ស្វ័យប្រវត្តិ
leftmargin=*,labelsep=-.2cm,itemsep=.1cm,parsep=.1cm,
topsep=0pt,before=\raggedright
}
\newcommand{\qitem}[1]{
\refstepcounter{examlisti}%---រុញលេខរៀង I, II, III... ដោយស្វ័យប្រវត្តិ
\item[\textcolor{blue}{\en\bfseries\Roman{examlisti}.} {\color{magenta}\kbk ( #1ពិន្ទុ)}]%--- ចាប់យកទាំងលេខរៀង និងពិន្ទុ ទៅធ្វើជាក្បាល Label រួមតែម្ដង
}

%% ==========={ section---ក្បាលវិញ្ញាសា.
\usepackage{graphics}
\usepackage{pgfornament}%---{ ក្បាច់រចនាក្រប.
\usepackage[explicit]{titlesec}
\usetikzlibrary{shapes.multipart}
\renewcommand{\thesection}{\knum{section}}%---{ ប្ដូរលេខមេរៀនជាលេខខ្មែរ.
\titleformat{\section}
{}
{\begin{tikzpicture}[overlay,remember picture,yshift=.5cm]
\draw[line width=50pt,white](-2,.5)--(19,.5);
\fill[black,rounded corners=2mm] (3.75,-.15) rectangle (18.55,-3.65);
\fill[left color=gray!40,right color=pink,middle color=blue,rounded corners=2mm] (3.75,-.13) rectangle (18.499,-3.59);
\fill[left color=black!40!green,right color=black!40!green,middle color=white,rounded corners=2mm] (3.6,0) rectangle (18.4, -3.5);
\fill[white] (3.68,.1) rectangle (18.65, -.25);
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\begin{document}
\boldmath%---គណិតដិត
\section{ វិញ្ញាសាទី}%% ==========={ វិញ្ញាសាទី១.
\begin{examlist}

%% ==========={ លំហាត់ទី I
\qitem{១៥} គណនាលីមីតនៃអនុគមន៍ខាងក្រោម\\
\begin{enumerate*}[ក,itemjoin={\hspace{2.5cm}}]
\item $\lim_{x \to -2} \frac{x^3 + 8}{2 + x}$
\item $\lim_{x \to 3} \frac{\sqrt{x^2 + 7} - 4}{3 - x}$
\item $\lim_{x \to 1} \frac{\sqrt[3]{x} - 1}{x - 1}$ \quad ។
\end{enumerate*}

%% ==========={ លំហាត់ទី II
\qitem{១០} គណនាអាំងតេក្រាលខាងក្រោម\string:\\
\begin{enumerate}[A,start=9,3,itemjoin={\hspace{2.5cm}}]
\item $=\int (x - 1)(x + 1)dx$
\item $=\int \left(\frac{2}{3} \cos x\right)dx$
\item $=\int \frac{1}{5x + 3}$
\item $=\int \left(\frac{x^3}{3} + \frac{x}{2} - 5\right)dx$
\item $=\int (7 \sin x - 5 \cos x)dx$
\item $=\int (3 - 2x)^{11}dx$ \quad ។
\end{enumerate}

%% ==========={ លំហាត់ទី III.
\qitem{១០} គណនាដេរីវេខាងក្រោម\string:\\
\begin{enumerate*}[A,itemjoin={\hspace{2.5cm}}]
\item : $y=(2e^x + 2)^5$
\item : $y=2\sqrt{x^2 - 3x}$
\item : $y=e^{2\sin x}$ \quad ។
\end{enumerate*}

%% ==========={ លំហាត់ទី IV.
\qitem{១០} រកសមីការស្ដង់ដាប៉ារ៉ាបូលដែលមានកំណុំចំណុច $F(0,-2)$ និងបន្ទាត់ប្រាប់ទិសមានសមីការ $y=2$ ។ សង់ប៉ារ៉ាបូលនេះ

%% ==========={ លំហាត់ទី V.
\qitem{៣០} គេមានអនុគមន៍ $f$ កំណត់ដោយ $f(x)=\frac{2x + 2}{x^2 + x + 1}$ មានក្រាបតំណាង $(C)$ ក្នុងតម្រុយ $(O,\vec{i},\vec{j})$។
\begin{enumerate}[1]
\item រកដែនកំណត់នៃអនុគមន៍ $f(x)$ ។
\item គណនាលីមីតនៃអនុគមន៍ $f(x)$ ត្រង់ចុងដែនកំណត់ ។ រួចទាញរកសមីការអាស៊ីមតូតនៃក្រាប $(C)$ ។
\item សិក្សាអថេរភាព និងសង់តារាងអថេរភាពនៃអនុគមន៍ $f(x)$ ។
\item គណនា $f(-1)$ ។ សង់ក្រាប $(C)$ និងអាស៊ីមតូតក្នុងតម្រុយ $(O,\vec{i},\vec{j})$ ។
\end{enumerate}
\end{examlist}

\newpage%% ==========={ ដំណោះស្រាយវិញ្ញាសាទី១
\begin{lysarith}
គណនាលីមីតខាងក្រោម៖

\vspace*{20cm}
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\newpage%% ==========={ វិញ្ញាសាទី២.
\section{ វិញ្ញាសាទី}
\begin{examlist}

%% ==========={ លំហាត់ទី I
\qitem{១៥} គណនាលីមីតនៃអនុគមន៍ខាងក្រោម\\
\begin{enumerate*}[ក,itemjoin={\hspace{1.5cm}}]
\item ក
\item ក
\item ក
\end{enumerate*}

%% ==========={ លំហាត់ទី II
\qitem{១០} គណនាអាំងតេក្រាលខាងក្រោម\string:\\
\begin{enumerate*}[១, itemjoin={\hspace{.5cm}}]
\item ក
\item ក
\item ក
\end{enumerate*}

%% ==========={ លំហាត់ទី III.
\qitem{១០} ក្នុងថង់មួយ\string:
\begin{enumerate}[A]
\item ក
\item ក
\item ក
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%% ==========={ លំហាត់ទី IV.
\qitem{១០} គេមាន
\begin{enumerate}[i]
\item ក
\item ក
\end{enumerate}

%% ==========={ លំហាត់ទី V.
\qitem{៣០} គេមានអនុគមន៍
\begin{enumerate}[1]
\item ក
\item ក
\item ក
\begin{enumerate}[a]
\item ក
\item ក
\end{enumerate}
\end{enumerate}
\end{examlist}

\newpage%% ==========={ ដំណោះស្រាយវិញ្ញាសាទី២
\begin{lysarith}
គណនាលីមីតខាងក្រោម៖

\vspace*{20cm}
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ការកំណត់ប្រើក្នុងឯកសារនេះរួមមាន៖
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