Rozwiąż OM=|0cost+0sint-a/sqrt{cos^2t+sin^2t}|=|-a|=a

$$OM = | \frac { 0 \cos t + 0 \sin t - a } { \sqrt { \cos ^ { 2 } t + \sin ^ { 2 } t } } | = | - a | = a$$

Oblicz (complex solution)

$$|a|=a\text{ and }MO=|a|$$

Rozwiąż względem t

$$t\in \mathrm{R}$$

$$\left(a\geq 0\text{ and }O=\frac{a}{M}\text{ and }M\neq 0\right)\text{ or }\left(M=0\text{ and }a=0\right)$$

Rozwiąż względem a

$$a=MO$$

$$\left(M\geq 0\text{ and }O\geq 0\right)\text{ or }\left(O\leq 0\text{ and }M\leq 0\right)$$