Recitation 4 · Week 4· 30:17
Problem Sheet 4, worked through
The marked problems of Sheet 4, solved step by step on screen. Try them first; the rest of the sheet is for practice on your own, with full written solutions. Covers Lectures 13 to 16.
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In this recitation
- Problem 5: projection and reflection
- Problem 6: a linear map from two values
- Problem 7: rotate and reflect
- Problem 9: inverting by Gauss–Jordan
- Problem 11: true or false?
- Problem 12: idempotents
- Wrap-up