sin a + sin b - sin c = 4sin(a/2)sin(b/2)cos(c/2)
sin a + sin b - sin c = 4sin(a/2)sin(b/2)cos(c/2)
rizal , 12 Years ago
Grade 12
Trigonometry> proof...
1 AnswersAmit Jain
Please send the complete question. Some relation is missing between a,b and c. Amit Jain IIT Delhi AskIITIan Faculty
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