### Possible Answer

Apr 17, 2008 ... 1. what is the 20th derivative of y=sin(2x)? -- I am assuming that there's gotta be some rule or a equation to solve this.. but how? 2. lim(from ... - read more

for these type of problems you need to find the pattern in the first few derivatives to make a guess for the nth derivative or in this case the 20th derivative. freckles. - read more

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