JEE MAIN - Mathematics Hindi (2019 - 9th April Morning Slot - No. 8)
यदि $$\left[ {\matrix{
1 & 1 \cr
0 & 1 \cr
} } \right]\left[ {\matrix{
1 & 2 \cr
0 & 1 \cr
} } \right]$$$$\left[ {\matrix{
1 & 3 \cr
0 & 1 \cr
} } \right]$$....$$\left[ {\matrix{
1 & {n - 1} \cr
0 & 1 \cr
} } \right] = \left[ {\matrix{
1 & {78} \cr
0 & 1 \cr
} } \right]$$,
तब $$\left[ {\matrix{ 1 & n \cr 0 & 1 \cr } } \right]$$ का उलटा है
तब $$\left[ {\matrix{ 1 & n \cr 0 & 1 \cr } } \right]$$ का उलटा है
$$\left[ {\matrix{
1 & { 0} \cr
{12} & 1 \cr
} } \right]$$
$$\left[ {\matrix{
1 & { 0} \cr
{13} & 1 \cr
} } \right]$$
$$\left[ {\matrix{
1 & { - 13} \cr
0 & 1 \cr
} } \right]$$
$$\left[ {\matrix{
1 & { - 12} \cr
0 & 1 \cr
} } \right]$$
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