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# Unit 3: Matrices

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Unit test

### Practice

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

### Practice

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

### Practice

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

### Learn

### Practice

- Multiply matricesGet 3 of 4 questions to level up!

### Learn

### Practice

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

### Practice

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

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