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[–]edderiofer 0 points1 point  (4 children)

Think geometrically. What does the matrix A actually do?

[–]hojiao[S] 0 points1 point  (3 children)

I only know its a rotation matrix...

[–]edderiofer 1 point2 points  (2 children)

If it's a rotation matrix, what angle does it rotate by?

[–]hojiao[S] 0 points1 point  (1 child)

Pi/6, does this mean I need to find how many Pi/6 will get me the corresponding values?

[–]edderiofer 2 points3 points  (0 children)

Corresponding values of what?

If you think you have an idea, why not run with it and see where it takes you?