Category: General

Divergence of series sin(1/n)

Since $-1 \le \sin(1/n)\le 1$ and $\lim_{n\to \infty} -1$ $\neq$ $\lim_{n\to \infty} 1$ can I use the nth-term test to prove that the series will diverge?...

Percentages not adding up

I have a series of percentages: 132/220 (60%) and 88/220 (40%). Now when I break them down into subcategories and then recalculate the percentages them co...