Table of contents
- 0. Review of Algebra4h 16m
- 1. Equations & Inequalities3h 18m
- 2. Graphs of Equations1h 31m
- 3. Functions2h 17m
- 4. Polynomial Functions1h 44m
- 5. Rational Functions1h 23m
- 6. Exponential & Logarithmic Functions2h 28m
- 7. Systems of Equations & Matrices4h 6m
- 8. Conic Sections2h 23m
- 9. Sequences, Series, & Induction1h 19m
- 10. Combinatorics & Probability1h 45m
1. Equations & Inequalities
Complex Numbers
2:19 minutes
Problem 52
Textbook Question
Textbook QuestionFind each sum or difference. Write answers in standard form. (-4-i) - (2+3i) + (-4+5i)
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In Exercises 1–8, add or subtract as indicated and write the result in standard form.
(7 + 2i) + (1 - 4i)
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Perform each operation. Write answers in standard form. (5-11i)(5+11i)
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Complex Numbers practice set
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