Derivatives of tan(x) and cot(x) | Derivative rules | AP Calculus AB | Khan Academy

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Sal finds the derivatives of tan(x) and cot(x) by writing them as quotients of sin(x) and cos(x) and using quotient rule.

AP Calculus AB on Khan Academy: Bill Scott uses Khan Academy to teach AP Calculus at Phillips Academy in Andover, Massachusetts, and heÕs part of the teaching team that helped develop Khan AcademyÕs AP lessons. Phillips Academy was one of the first schools to teach AP nearly 60 years ago.

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really you are amazing .
your videos are too useful for all students .
thank you for what u are doing .

QaisAlammare
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Nice and educational video to engrain the concepts into my understanding of calculus.


BUT MAN THIS IS SO BORING.

xanderlong