Concept testMathVectors5 questionsIntro
Matrix Transformations / Stretch, Shear, Reflection concept test
Matrix transforms
Let one 2 by 2 matrix act on a grid, the basis vectors, and a sample shape so stretch, shear, reflection, and combined plane changes stay visual instead of symbolic-only.
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This focused assessment keeps the quiz front and center while staying tied to the same progress, retry, and exact-resume state as the inline quick test on the concept page.
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