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Úprava výrazu
Uprav výraz:
\( \large \Large \frac{{cotgx}}{{\cos x}}\large \cdot sinx \)
\( \large \Large \frac{{\cos x}}{{\sin x \cdot \cos x}}\large \cdot sinx = 1 \)
\( \large \Large \frac{{\cos x}}{{\sin x \cdot \cos x}}\large \cdot cosx = 1 \)
\( \large \Large \frac{{\cos x}}{{\sin x}}\large \cdot sinx = 1 \)
\( \large \Large \frac{{\sin x}}{{\cos x \cdot \sin x}}\large \cdot sinx = 1 \)