Question: Find the standard matrix for the stated composition of linear operators on R2. (a) A rotation of 60, followed by an orthogonal projection on the

Find the standard matrix for the stated composition of linear operators on R2.
(a) A rotation of 60°, followed by an orthogonal projection on the x-axis, followed by a reflection about the line y = x
(b) A rotation of 15°, followed by a rotation of 105°, followed by a rotation of 60°.

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