Forgot password? New user? Sign up
Existing user? Log in
P=[cosπ4−sinπ4sinπ4cosπ4]X=[1212]P= \begin{bmatrix} \cos\cfrac { \pi }{ 4 } & -\sin\cfrac { \pi }{ 4 } \\ \sin\cfrac { \pi }{ 4 } & \cos\cfrac { \pi }{ 4 } \end{bmatrix} \qquad \qquad X = \left[ \begin{matrix} \cfrac { 1 }{ \sqrt { 2 } } \\ \cfrac { 1 }{ \sqrt { 2 } } \end{matrix} \right] P=⎣⎢⎡cos4πsin4π−sin4πcos4π⎦⎥⎤X=⎣⎢⎢⎡2121⎦⎥⎥⎤
For matrices PPP and XXX as defined above, find P3XP^3XP3X.
Problem Loading...
Note Loading...
Set Loading...