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Algebra 2: Add two complex numbers by rewriting the expression using i (-5+sqrt(-4)) + (-sqrt(-16))

In this video playlist, you will learn how to simplify complex numbers under a radical as well as raised to a higher power.
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Trig fractions add, subtract and simplify

In this video I show you how to simplify trigonometric identities by adding fractions. I begin this lesson by reminding you how to add fractions with numbers and then move to trigonometric expressions ...