cos1+cos2+cos3+...........+180
Anonymous:
___k off
what is that
Answers
Answered by
0
cos4 is the answer and hope it help you
hope it helps you
Answered by
0
Hlo dear
cos x=-cos (180-x)
cos 1=-cos 179
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cos 90+cos 180=0-1=-1
hope it helps uu
@saba
why bye
ok bye
hlo
hlo
f9
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