Section 1.4 Complex Numbers: Quadratic Equations with Complex Solutions
Before Starting this Section, Review
1 Properties of real numbers (Section P.1 , page 12)
2 Special products (Section P.3 , pages 34 and 37)
3 Factoring (Section P.4 )
Objectives
Alternating Current Circuits
In the early days of the study of alternate current (AC) circuits, scientists concluded that AC circuits were somehow different from the battery-powered direct current (DC) circuits. However, both ...
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