Review Example- Rotation about x axis x=1*x+0*y+0* y=0*x'+coso *y-sind*= 二=0*x+sin*y+cosφ* 10 0 y=0 cos p -sin o y 0 sin o coso Q maps p into pReview • Example – Rotation about x axis x = 1*x' + 0*y' + 0*z' y = 0*x' + cos*y' - sin*z' z = 0*x' + sin *y' + cos*z' p = Q p' Q maps p' into p                     = −           ' ' ' 0 sin cos 0 cos sin 1 0 0 z y x z y x     x y z x' y' O  z