Obliczanie wartości
: 7 gru 2013, o 18:39
a) \(\displaystyle{ \sin \frac{ \pi }{12}}\)
b) \(\displaystyle{ \cos \frac{ \pi }{12}}\)
c) \(\displaystyle{ \frac{2\sin x + 3 \cos x}{5 \sin x + \cos x}}\)
gdy \(\displaystyle{ \tg x = 2}\) a \(\displaystyle{ x \in \left( 0 ; \frac{pi}{2} \right)}\)
Tutaj wychodzi \(\displaystyle{ \frac{7}{11}}\) ?
d) \(\displaystyle{ \frac{3 + \cos x}{\sin x + 1}}\) gdy \(\displaystyle{ \tg x + 4 \sqrt{3}}\) a \(\displaystyle{ x \in \left( 0 ; \frac{ \pi }{2} \right)}\)
b) \(\displaystyle{ \cos \frac{ \pi }{12}}\)
c) \(\displaystyle{ \frac{2\sin x + 3 \cos x}{5 \sin x + \cos x}}\)
gdy \(\displaystyle{ \tg x = 2}\) a \(\displaystyle{ x \in \left( 0 ; \frac{pi}{2} \right)}\)
Tutaj wychodzi \(\displaystyle{ \frac{7}{11}}\) ?
d) \(\displaystyle{ \frac{3 + \cos x}{\sin x + 1}}\) gdy \(\displaystyle{ \tg x + 4 \sqrt{3}}\) a \(\displaystyle{ x \in \left( 0 ; \frac{ \pi }{2} \right)}\)