Derivative by Definition – A cos function – Exercise 1251 Post category:Derivative by Definition Post comments:0 Comments Exercise Find by definition the derivative of the function f(x)=\cos x Final Answer Show final answer f'(x)=-\sin x Solution Coming soon… Share with Friends Read more articles Previous PostDerivative by Definition – A tan function – Exercise 1257 Next PostDerivative by Definition – A sin function – Exercise 1244 You Might Also Like Derivative by Definition – A polynomial function – Exercise 998 December 8, 2018 Derivative by Definition – A square root function – Exercise 1010 December 8, 2018 Derivative by Definition – A constant function – Exercise 1013 December 8, 2018 Derivative by Definition – A sin function – Exercise 1244 December 17, 2018 Derivative by Definition – A tan function – Exercise 1257 December 17, 2018 Derivative by Definition – A cotan function – Exercise 1262 December 17, 2018 Leave a Reply Cancel replyCommentEnter your name or username to comment Enter your email address to comment Enter your website URL (optional) Δ