\documentclass[12pt]{article}
\usepackage{amsmath, amssymb, graphicx, array, fancyhdr, unicode-math, multirow}

\DeclareMathOperator{\Var}{Var}
\DeclareMathOperator{\sd}{SD}
\DeclareMathOperator{\Pois}{Pois}
\DeclareMathOperator{\Bin}{Bin}
\DeclareMathOperator{\NegBin}{NegBin}
\DeclareMathOperator{\sech}{sech}


% Text: Calibri, all bold
\setmainfont{Calibri}
\renewcommand{\seriesdefault}{b}

% Math: choose a math font and visually embolden it
\setmathfont{TeX Gyre Termes Math}                  % base math font
\setmathfont[FakeBold=1.9]{TeX Gyre Termes Math}    % embolden; adjust 1.6–2.4

% header
\pagestyle{fancy}
\fancyhf{}
\lhead{\resizebox{!}{2cm}{F}}
\chead{\raisebox{0.5cm}{\Huge Combinations}} % (add title text if you want)
\rhead{\resizebox{!}{2cm}{F}}
\setlength{\headheight}{2.5cm}
\setlength{\headsep}{12pt} % space between header and body

\begin{document}
\thispagestyle{fancy}

% -------- PAGE 1 --------
\begin{table}[h!]
  \renewcommand{\arraystretch}{1.2}

  % -------- Single -------------------
  \begin{tabular}{m{1.2in} m{4in}}
   \includegraphics[width=1in]{images/single.png} 
     & $\includegraphics[width=2in]{images/vase_combo.png}$ \\
  \end{tabular}


% -------- Abstract -------------------
\begin{tabular}{m{1.2in} m{4in}}
\multirow{5}{*}{\centering\includegraphics[width=1in]{images/abstract.png}} 
& $ m = 10$\\
& $ n = 2$\\
& $\binom{m}{n} = \frac{m!}{n!(m - n)!} = \frac{10!}{2!x(10-2)!} = \frac{10 x 9}{2} = 45$\\
&\\
\end{tabular}

% -------- Question -------------------
\begin{tabular}{m{1.2in} m{4in}}
\multirow{5}{*}{\centering\includegraphics[width=1in]{images/question.png}} 
&\\
& $ m = 10$\\
& $ n = 3$\\
& $\binom{m}{n} = ?$\\
&\\
\end{tabular}
\end{table}

% second page
\newpage
\thispagestyle{fancy}
\begin{table}[h!]

% -------- Answer -------------------
\begin{tabular}{m{1.2in} m{4in}}
\multirow{5}{*}{\centering\includegraphics[width=1in]{images/key.png}} 
&\\
& $ m = 10$\\
& $ n = 3$\\
& $\binom{m}{n} = \frac{m!}{n!(m - n)!} = \frac{10!}{3!x(10-3)!} = \frac{10 x 9 x 8}{3 x 2 x 1} = 120$\\
&\\
\end{tabular}

\end{table}

\end{document}