If A+B+C = 180°, prove that
i) sin 24 + sin 2B+ sin 2C = 4 sin A sin B sin C
ii) sin 2A - sin 2B + sin 2C = 4 cos A sin B cos C
Answers
Answered by
0
Step-by-step explanation:
this is the answerr olkkkkkkkkkkkkkkkkkkkkkkkk
Attachments:
Similar questions