SOLUTION: what is a rotation matrix?

SOLUTION: what is a rotation matrix?

Algebra.Com

Question 751174: what is a rotation matrix?
Answer by tommyt3rd(5050) (Show Source): You can put this solution on YOUR website!
It is a matrix that is used to perform a rotation in the xy-plane or in 3D space. We use 2x2 matrices for 2D and 3x3 for 3D

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