JEE MAIN - Mathematics Hindi (2022 - 24th June Evening Shift - No. 17)
माना $$S = \left\{ {\left( {\matrix{
{ - 1} & a \cr
0 & b \cr
} } \right):a,b \in \{ 1,2,3,\,\,....\,\,100\} } \right\}$$ तथा $${T_n} = \{ A \in S:{A^{n(n + 1)}} = I\} $$ है | तो $$\bigcap\limits_{n = 1}^{100} {{T_n}} $$ में अवयवों की संख्या है __________.
Answer
100
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