Bernoulli's inequality (source code)

= Bernoulli's inequality
{c}
{wiki}

Bernoulli's inequality states that $(1+x)^r\geq1+rx$ for every integer $r\geq0$ and real $x\geq-1$. In particular, $(1-x)^r\geq1-rx$ for $0\leq x\leq1$.