wiz-icon
MyQuestionIcon
MyQuestionIcon
240
You visited us 240 times! Enjoying our articles? Unlock Full Access!
Question

cos 55+cos 65+cos 175= ___

A
1
No worries! We‘ve got your back. Try BYJU‘S free classes today!
B
- 1
No worries! We‘ve got your back. Try BYJU‘S free classes today!
C
2
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution

2 cos(55+652) cos(55652)+cos 175
2 cos 60 cos 5cos 5
2×12 cos 5cos 5=0

flag
Suggest Corrections
thumbs-up
1
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Introduction
PHYSICS
Watch in App
Join BYJU'S Learning Program
CrossIcon