Complex numbers — Harder example | Math | SAT | Khan Academy

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Watch Sal work through a harder Complex numbers problem.

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Finished, you have been a terrific teacher. Thank you.

Patrick-kyez
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somebody see JEE(undergraduate entrance exam for engineering courses in India) complex numbers then you get what the complex numbers exactly are ..

vaibhavsharma
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WHY DO THESE VIDEOS NEVER HAVE ANY SOUND

benkruse
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what was hard about it??
10 sec question

TheJugx
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