1.

Let Q=⎛⎜⎜⎝cosπ4−sinπ4sinπ4cosπ4⎞⎟⎟⎠ and x=⎛⎜⎜⎜⎜⎝1√21√2⎞⎟⎟⎟⎟⎠ thenQ3x is equal to

Answer»

Let Q=⎛⎜
⎜
⎝
cosπ4−sinπ4sinπ4cosπ4⎞⎟
⎟
⎠
and
x=⎛⎜
⎜
⎜
⎜
⎝
1√21√2⎞⎟
⎟
⎟
⎟
⎠
thenQ3x is equal to



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