left( {_{,4}^{47}} right) + sumlimits_{r = 1} | vedclass

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Question

$\left( {\begin{array}{*{20}{c}}
  {47} \ 
  4 
\end{array}} ight) + \sum\limits_{r = 1}^5 {\left( {\begin{array}{*{20}{c}}

Vedclass · Accepted Answer

$\left( {\begin{array}{*{20}{c}}{52}\4\end{array}} ight)$

Vedclass · Answer

$\left( {\begin{array}{*{20}{c}}
  {47} \ 
  4 
\end{array}} ight) + \sum\limits_{r = 1}^5 {\left( {\begin{array}{*{20}{c}}
  {52 - r} \ 
  3 
\end{array}} ight)} $

$ = \left( {\begin{array}{*{20}{c}}
  {51} \ 
  3 
\end{array}} ight) + \left( {\begin{array}{*{20}{c}}
  {50} \ 
  3 
\end{array}} ight) + \left( {\begin{array}{*{20}{c}}
  {49} \ 
  3 
\end{array}} ight) + \left( {\begin{array}{*{20}{c}}
  {48} \ 
  3 
\end{array}} ight) + \left( {\begin{array}{*{20}{c}}
  {47} \ 
  4 
\end{array}} ight)$

$\left( {\begin{array}{*{20}{c}}
  {51} \ 
  3 
\end{array}} ight) + \left( {\begin{array}{*{20}{c}}
  {50} \ 
  3 
\end{array}} ight) + \left( {\begin{array}{*{20}{c}}
  {49} \ 
  3 
\end{array}} ight) + \left( {\begin{array}{*{20}{c}}
  {48} \ 
  3 
\end{array}} ight) + \left( {\begin{array}{*{20}{c}}
  {48} \ 
  4 
\end{array}} ight)$

$ = \left( {\begin{array}{*{20}{c}}
  {51} \ 
  3 
\end{array}} ight) + \left( {\begin{array}{*{20}{c}}
  {50} \ 
  3 
\end{array}} ight) + \left( {\begin{array}{*{20}{c}}
  {49} \ 
  3 
\end{array}} ight) + \left( {\begin{array}{*{20}{c}}
  {49} \ 
  4 
\end{array}} ight)$

$\left( {\begin{array}{*{20}{c}}
  {51} \ 
  3 
\end{array}} ight) + \left( {\begin{array}{*{20}{c}}
  {50} \ 
  3 
\end{array}} ight) + \left( {\begin{array}{*{20}{c}}
  {50} \ 
  4 
\end{array}} ight)$

$ = \left( {\begin{array}{*{20}{c}}
  {51} \ 
  3 
\end{array}} ight) + \left( {\begin{array}{*{20}{c}}
  {51} \ 
  4 
\end{array}} ight) = \left( {\begin{array}{*{20}{c}}
  {52} \ 
  4 
\end{array}} ight)$

$\left( {_{\,4}^{47}} \right) + \sum\limits_{r = 1}^5 {\left( {_{\,\,\,\,3}^{52 - r}} \right)} = .........$

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$\left( {_{\,4}^{47}} \right) + \sum\limits_{r = 1}^5 {\left( {_{\,\,\,\,3}^{52 - r}} \right)} = .........$

Similar Questions

જો $\mathrm{m}, \mathrm{n} ;{ }^6 \mathrm{C}_{\mathrm{m}}+2\left({ }^6 \mathrm{C}_{\mathrm{m}+1}\right)+{ }^6 \mathrm{C}_{\mathrm{m}+2}>{ }^8 \mathrm{C}_3$ અને ${ }^{n-1} P_3:{ }^n P_4=1: 8$, ${ }^n P_{m+1}+{ }^{n+1} C_m$ ___________.

શબ્દ $SATAYPAUL$ ના બધા અક્ષરોનો ઉપયોગ કરીને એવા કેટલા શબ્દો મળે કે જેથી બે $A$ સાથે ન આવે અને મધમ અક્ષર વ્યંજન હોય ?

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$\left( {\begin{array}{{20}{c}}n\\r\end{array}} \right) \div \left( {\begin{array}{{20}{c}}n\\{n - 1}\end{array}} \right) = .........$