Khan Academy

Power rule (with rewriting the expression) (K-A)

Power rule-video (K-A)

Differentiating products (K-A)

Product rule review (K-A)

Product rule-video (K-A)

Proving the product rule (K-A)

Worked example: Product rule with mixed implicit & explicit (K-A)

Worked example: Product rule with table (K-A)

Justifying the power rule-video (K-A)

Limit of (1-cos(x))/x as x approaches 0-video (K-A)

Limit of sin(x)/x as x approaches 0-video (K-A)

Product rule proof (K-A)

Proof of power rule for positive integer powers (K-A)

Proof of power rule for square root function (K-A)

Proof of the derivative of cos(x) (K-A)

Proof of the derivative of sin(x) (K-A)

Proof: Differentiability implies continuity-vidoe (K-A)

Differentiating rational functions (K-A)

Normal to y=𝑒ˣ/x² (K-A)

Quotient rule review (K-A)

Quotient rule-video (K-A)

Tangent to y=𝑒ˣ/(2+x³) (K-A)

Worked example: Quotient rule with table (K-A)

Secant line with arbitrary difference (K-A)

Secant line with arbitrary difference (with simplification) (K-A)