Could anyone tell what is wrong in this code for Latex?
documentclass[12pt]{article} % allows [10pt], {11pt] and[12pt]
% documentclass[12pt]{extarticle} allows in addition
% [8pt], [9pt], [14pt], [17pt], and [20pt]
setlength{topmargin}{-1in}
setlength{oddsidemargin}{-.25in}
setlength{evensidemargin}{-.25in}
setlength{textwidth}{7in}
setlength{textheight}{9in}
usepackage{graphicx}
usepackage{hyperref}
%pagestyle{empty} without % suppresses page numbering
parindent=0in
parskip=.1in
begin{document} * I got error here ‘LaTeX Error Can be usedonly in preamble.’
begin{flushright} * Error here ‘ Missing $ inserted.’ ‘ Missingendgroup inserted.’
parbox{1in}{Name
vspace{1.75in}
}
includegraphics[width=1.5in]{IMG_9982.jpg}
end{flushright}
begin{tabular}{ |l|l| }
hline
0 & 0 hline
0 & 0
hline
end{tabular}
begin{enumerate}
item List structures
begin{enumerate}
item special lists
item customizing lists
end{enumerate}
item Easylist package
item The third etc ldots
end{enumerate}
In mathematics, the Pythagorean theorem, also known asPythagoras’s theorem, is a fundamental relation in Euclideangeometry among the three sides of a right triangle. It states thatthe
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