1.

The least positive integer n such that ⎛⎜⎜⎝cosπ4sinπ4−sinπ4cosπ4⎞⎟⎟⎠n is an identity matrix of order 2 is

Answer»

The least positive integer n such that ⎛⎜
⎜
⎝
cosπ4sinπ4−sinπ4cosπ4⎞⎟
⎟
⎠
n
is an identity matrix of order 2 is



Discussion

No Comment Found