☑Kizspy.me
☐ A
☐ D
(Choose 1 answer)
(See picture)
A. -4/5
B. 4/5
Let T: R² → R² be rotation through 90° followed by
reflection in the line y = 3x.
Find the (2,1)-entry of the matrix of T.
C. 4
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D. None of the other choices is correct
E. -4
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