Matematika A - 2010. ljeto, 2.

$\frac{9\pi }{10}\backslash frac\{9\; \backslash pi\}\{10\}$

$\frac{10\pi }{9}\backslash frac\{10\; \backslash pi\}\{9\}$

$\frac{9\pi }{20}\backslash frac\{9\; \backslash pi\}\{20\}$

$\frac{20\pi }{9}\backslash frac\{20\; \backslash pi\}\{9\}$