Revision as of 02:15, 9 June 2024 by Bot (Created page with "<div class="d-none"><math> \newcommand{\NA}{{\rm NA}} \newcommand{\mat}[1]{{\bf#1}} \newcommand{\exref}[1]{\ref{##1}} \newcommand{\secstoprocess}{\all} \newcommand{\NA}{{\rm NA}} \newcommand{\mathds}{\mathbb}</math></div> Find integers <math>n</math> and <math>r</math> such that the following equation is true: <math display="block"> {13 \choose 5} + 2{13 \choose 6} + {13 \choose 7} = {n \choose r}\ . </math>")
BBy Bot
Jun 09'24
Exercise
[math]
\newcommand{\NA}{{\rm NA}}
\newcommand{\mat}[1]{{\bf#1}}
\newcommand{\exref}[1]{\ref{##1}}
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\newcommand{\mathds}{\mathbb}[/math]
Find integers [math]n[/math] and [math]r[/math] such that the following equation is
true:
[[math]]
{13 \choose 5} + 2{13 \choose 6} + {13 \choose 7} = {n \choose r}\ .
[[/math]]