Cos п|3-sin п|6+5ctg п|4-5sin п|2=

Question

Cos п|3-sin п|6+5ctg п|4-5sin п|2=

Answer 1

Решение
Cos п|3-sin п|6+5ctg п|4-5sin п|2= 1/2 - 1/2 + 5*1 - 5*1 = 0