Решите неравенство 1. Cos^2 4x–sin^2 4x>корень 2/2 2. Tg(p/6+x)=–корень 3/3
1. Cos² 4x–sin² 4x>√ 2/2 cos8x>√2/2 -p/4+2pk<8x<p/4+2pk<br>-p/32+pk/42. Tg(p/6+x)=–√ 3/3 p/6+x=-arctg√3/3+pk x=-p/6-p/6+pk x=-p/3+pk