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�� 1171. ��:�) 2sin(?/6)+3cos(?/6)-2tg(?/6)-1,5ctg(?/6)+3/sin(?/6)+1/cos(?/6);�) 2sin(45�)+2cos(45�)-3tg(45�)-10ctg(45�)+2/sin(45�)-4/cos(45�);�)...

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1171. ��:

�) 2sin(?/6)+3cos(?/6)-2tg(?/6)-1,5ctg(?/6)+3/sin(?/6)+1/cos(?/6);

�) 2sin(45�)+2cos(45�)-3tg(45�)-10ctg(45�)+2/sin(45�)-4/cos(45�);

�) sin(?/3)+cos(?/3)-2tg(?/3)-1,5ctg(?/3)+1/cos(?/3)+3/sin(?/3);

�) sin(?/2)-6cos(?/2)+3tg(0)+5/cos(0);

�) 2sin(180�)-3cos(180�)+4tg(180�)+2/cos(180�);

�) 3sin(3?/2)-4cos(3?/2)+5ctg(3?/2)+1/sin(3?/2);

�) (sin(?/4)cos(?/3)-cos(?/4)sin(-?/3))/(tg^2(?/4)-sin^2(?/2)cos^4(3?/2));

�) (1/cos(-30�)+1/sin(-30�))/(sin^2(-60�)+1/sin(-30�)).

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