(adsbygoogle = window.adsbygoogle || []).push({}); Find all matrix transformations f:R^2 -----> R^2 which leave the length of vectors in the plane unchanged

Thats R as in the set of all real numbers R.

The only possible transformations i could possibly think of that would not change the length is rotation, other than that i am completley lost

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# Homework Help: Matrix Transformations

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