This expression represents a rational function where 1 is divided by (1 + x). It can be rewritten as \frac{1}{1+x} = (1+x)^{-1}.
A function that can be expressed as the quotient of two polynomials.
Exponent: A mathematical operation that represents repeated multiplication of a base number by itself.
A function that 'undoes' another function, reversing its effect.