a) $$sin x = \frac{\sqrt{2}}{2}$$
б) $$cos x = -\frac{\sqrt{2}}{2}$$
в) $$sin x = -\frac{\sqrt{3}}{2}$$
г) $$sin x = -\frac{\sqrt{2}}{2}$$
д) $$cos x = \frac{\sqrt{3}}{2}$$
е) $$tg x = -\frac{\sqrt{3}}{3}$$
ж) $$ctg x = -\frac{\sqrt{3}}{3}$$
з) $$tg x = -\sqrt{3}$$
и) $$ctg x = \sqrt{3}$$
к) $$cos x = 1$$
л) $$sin x = 0$$
м) $$cos x = 0$$
н) $$sin x = -1$$
о) $$sin x = 0,3$$
п) $$cos x = 0,25$$
р) $$sin x = -\frac{1}{8}$$
с) $$cos x = -\frac{1}{5}$$
т) $$tg x = 7$$
у) $$ctg x = -1,2$$
ф) $$tg x = -1,4$$
х) $$ctg x = 0,2$$
ц) $$sin x = 1,2$$
ч) $$cos x = -1,3$$
ш) $$sin x = -3$$
щ) $$cos x = 4$$