Recently published items

Finding the stationary point of a function of the form $\frac{a \ln(x)}{x}$ and determining its nature.

Calculating $\frac{dy}{dx}$ from an implicit polynomial function.

Calculating $\frac{dy}{dx}$ from an implicit polynomial function.

Calculating $\frac{dy}{dx}$ from an implicit function.

Calculating $\frac{dy}{dx}$ from an implicit polynomial function.

Shows how the "decimal" data type can represent very small numbers with more precision than the default "number" data type.

Calculating the derivative of a function of the form $f(x)=\frac{x}{x+a}$ from first principles.

Calculating the derivative of a function of the form $f(x)=\frac{1}{ax}$ from first principles.

Calculating the derivative of a function of the form $f(x)=ax^2+bx+c$ from first principles.

Calculating the derivative of a function of the form $f(x)=ax^3$ from first principles.