JEE MAIN - Mathematics Bengali (2022 - 24th June Evening Shift - No. 17)
ধরি $$S = \left\{ {\left( {\matrix{
{ - 1} & a \cr
0 & b \cr
} } \right);a,\,b \in \left\{ {1,\,2,\,3,...100} \right\}} \right\}$$
এবং $${T_n} = \left\{ {A \in S\,:\,{A^{n\left( {n + 1} \right)}} = I} \right\}$$ তবে $$\bigcap\limits_{n = 1}^{100} {{T_n}} $$ -এ পদ সংখ্যা হল ________ ।
এবং $${T_n} = \left\{ {A \in S\,:\,{A^{n\left( {n + 1} \right)}} = I} \right\}$$ তবে $$\bigcap\limits_{n = 1}^{100} {{T_n}} $$ -এ পদ সংখ্যা হল ________ ।
Answer
100
Comments (0)
