MAT 21A Lecture 20: Inverse Trig. Derivatives and Related Rates Intro
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Ln 17 18 a quick review on trig derivatives. This is since cos cos c sincx an ex j cot cx. Cos sinct when finding the inverse of it a trig function is usuallycalled arc arc sine or ex arc tangent sin cx f x. Derivative of arctan y tan x f l h ffi f chetanix fcb tank cetane l to related rates. Most questions can be answered by regarding related rates in this class following these. 6 steps the problem name variables and are differentiable functions. Draw a picture of constants assume all functions in t the word problem. This takes mental relate your variables creativity and understanding of you have collected to decide on. Info the problem use what hot air button rises straight up a range finder. When the range finder angle is increasing at is. 14 radlmin the button rising at from the rate of.
