What is the derivative of # tan^3(x^4)#? Calculus Differentiating Trigonometric Functions Derivative Rules for y=cos(x) and y=tan(x) 1 Answer 1s2s2p Apr 18, 2018 #dy/dx=12tan^2(x^4)sec^2(x^4)x^3# Explanation: #y=tan^3(x^4)# #dy/dx=d/dx[tan^3(x^4)]=3tan^(3-1)(x^4)*d/dx[tan(x^4)]=3tan^2(x^4)(sec^2(x^4)d/dx[x^4])=12tan^2(x^4)sec^2(x^4)x^3# Answer link Related questions What is the derivative of #y=cos(x)# ? What is the derivative of #y=tan(x)# ? How do you find the 108th derivative of #y=cos(x)# ? How do you find the derivative of #y=cos(x)# from first principle? How do you find the derivative of #y=cos(x^2)# ? How do you find the derivative of #y=e^x cos(x)# ? How do you find the derivative of #y=x^cos(x)#? How do you find the second derivative of #y=cos(x^2)# ? How do you find the 50th derivative of #y=cos(x)# ? How do you find the derivative of #y=cos(x^2)# ? See all questions in Derivative Rules for y=cos(x) and y=tan(x) Impact of this question 5865 views around the world You can reuse this answer Creative Commons License