# Derivative of ð‘’eË£ (K-A)

**Course:**Derivatives of cos(x), sin(x) and ln(x) (K-A)**Discipline:**Basic and Health Sciences**Institute:**Khan Academy**Instructor(s):****Level:**School

**Course:**Derivatives of cos(x), sin(x) and ln(x) (K-A)**Discipline:**Basic and Health Sciences**Institute:**Khan Academy**Instructor(s):****Level:**School