New posts in Fractions

How do I rationalize the following fraction: $\frac{1}{9\sqrt[3]{9}-3\sqrt[3]{3}-27}$?

Questions concerning smallest fraction between two given fractions.

$\frac{1}{1^2}+\frac{1}{1^2+2^2}+\frac{1}{1^2+2^2+3^2}+...\to ?\;\;$ (Click here.)

Show that $\frac{1}{\sqrt{r_3}}=\frac{1}{\sqrt{r_1}}+\frac{1}{\sqrt{r_2}}$ for three mutually tangent circles, each tangent to a common line

$\sin(40^\circ)<\sqrt{\frac{3}7}$

(Quickly) finding the smallest fraction

Show that $b\ge f_{n+1}$.

Find all possible values of $x+y+z$.

Quick doubt on converting a decimal to a fraction

Calculate $\tan^2{\frac{\pi}{5}}+\tan^2{\frac{2\pi}{5}}$ without a calculator