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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

College Algebra1. Equations & InequalitiesComplex Numbers

Multiple Choice

Multiple Choice

Perform the indicated operation. Express your answer in standard form. $\left(3+8i\right)^2$

A

$-55+48i$

B

$9+64i$

C

$24i$

D

$9+24i$

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