2 TC
4TC
50
370
+ COS-
6m
Ty. The value of cos 0 + cos. + cos 2* + cos 3* + cos api + cos SF + cos omnis
COS
+ COS-
The value of cos 0 + COS
COS-
On
(A) 1/2
(B) - 1/2
(C)0
(D) 1
bas

2 TC
4TC
50
370
+ COS-
6m
Ty. The value of cos 0 + cos. + cos 2* + cos 3* + cos api + cos SF + cos omnis
COS
+ COS-
The value of cos 0 + COS
COS-
On
(A) 1/2
(B) - 1/2
(C)0
(D) 1
bas