Determine the matrix representation of each of the following composite transformations.
(a) A yaw of 90°, followed by a pitch of 90°
(b) A pitch of 90°, followed by a yaw of 90J
(c) A pitch of 45°, followed by a roll of -90c
(d) A roll of -90°, followed by a pitch of 45°
(e) A yaw of 45°, followed by a pitch of -90°, and then a roll of -45°
(f) A roll of -45°, followed by a pitch of -90°, and then a yaw of 45°