حل {l|c|c|c|c|c|c|}hlinex&{40-50}&{50-60}&{60-70}&{70-80}&{80-90}&{90-100}hlinetext{kers}&{3}&{8}&{12}&{6}&{4}&{2}hline

$$\left. \begin{array} { l | c | c | c | c | c | c | } \hline x & { 40 - 50 } & { 50 - 60 } & { 60 - 70 } & { 70 - 80 } & { 80 - 90 } & { 90 - 100 } \\ \hline \text { kers } & { 3 } & { 8 } & { 12 } & { 6 } & { 4 } & { 2 } \\ \hline \end{array} \right.$$

تقييم

$$\left(\begin{matrix}x&-10&-10&-10&-10&-10&-10\\ekrs&3&8&12&6&4&2\end{matrix}\right)$$

مناقلة مصفوفة

$$\left(\begin{matrix}x&ekrs\\-10&3\\-10&8\\-10&12\\-10&6\\-10&4\\-10&2\end{matrix}\right)$$