Find the value of cos12°- cos48°
Answers
Answered by
1
Step-by-step explanation:
Cos48 =cos(90-42)=sin42
cos12=cos(90-78)=sin78
Answered by
0
maybe the answer is sin 16
Attachments:
![](https://hi-static.z-dn.net/files/d2e/4312416e40175e0d6d7752212a0c5a6d.jpg)
Similar questions