Express cos 75 + cos 75 in term of angles between 0 degree and 30 degree
Attachments:
Answers
Answered by
18
cos 75 + cot 75 = sin (90 - 75) + tan (90- 75) = sin 15 + tan 15
milmik:
thanks sir
Answered by
0
1427379#:#++2;!28-372-3(2973
Similar questions