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- Matrix dimensionsGet 3 of 4 questions to level up!
- Matrix elementsGet 3 of 4 questions to level up!

- Represent linear systems with matricesGet 3 of 4 questions to level up!

- Matrix row operationsGet 3 of 4 questions to level up!

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- Add & subtract matricesGet 3 of 4 questions to level up!
- Matrix equations: addition & subtractionGet 3 of 4 questions to level up!

- Multiply matrices by scalarsGet 3 of 4 questions to level up!
- Matrix equations: scalar multiplicationGet 3 of 4 questions to level up!

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- Multiply matricesGet 3 of 4 questions to level up!

- Use matrices to transform 3D and 4D vectorsGet 3 of 4 questions to level up!
- Transform polygons using matricesGet 3 of 4 questions to level up!
- Understand matrices as transformations of the planeGet 3 of 4 questions to level up!

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- Determinant of a 2x2 matrixGet 3 of 4 questions to level up!

- Determine inverse matricesGet 3 of 4 questions to level up!
- Determine invertible matricesGet 3 of 4 questions to level up!

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- Find the inverse of a 2x2 matrixGet 3 of 4 questions to level up!

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Up next for you:#### Unit test

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