Solving a partial differential equation

Oxford Maths Interview Question

Cardano's method is the ultimate technique to solve cubic equations

Limit of (1-1/x)^x as x approaches infinity

Limit of (tanx/x)^1/x^2 as x approaches 0

Oxford Maths Interview Question Variant

Hard Oxford Maths Interview Question

Limit of ln(x+1)/x as x approaches 0

Descartes method is the greatest technique to solve quartic equations

Limit of x-sinx/x^3 as x approaches 0

A famous limit

Limit of (x+1/1+sinx)^1/x^2 as x approaches 0

Limit of x-tanx/x^3 as x approaches 0