Resolva as inequações:
a) sen x ≥ - [tex] \frac{1}{2} [/tex]
b) cos x < [tex] \frac{ \sqrt{2} }{2} [/tex]
c) tg x ≤ - [tex] \frac{ \sqrt{3} }{3} [/tex]
a) sen x ≥ - [tex] \frac{1}{2} [/tex]
b) cos x < [tex] \frac{ \sqrt{2} }{2} [/tex]
c) tg x ≤ - [tex] \frac{ \sqrt{3} }{3} [/tex]
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