felickssamarskiy2203 felickssamarskiy2203
  • 14-03-2024
  • Mathematics
contestada

Упростите выражения:
a) sin(I - /2); б) sin(7 - 1998т); в) sin(I - 1991/2);
r) sin(x - 3m/2):
д) sin(2m -x);
e) tg(I - #/2):
ж) sin(r - 111л); 3) cos(2 + 7т /2);
и) tg(-x - 3л /2).

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