Derivatives of cos(x), sin(x) and ln(x) (K-A)

• Derivatives of sin(x) and cos(x) (K-A)
• Worked example: Derivatives of sin(x) and cos(x) (K-A)
• Proving the derivatives of sin(x) and cos(x) (K-A)
• Derivative of 𝑒ˣ (K-A)
• Derivative of ln(x) (K-A)
• Proof: the derivative of ln(x) is 1/x (K-A)