UZZI MATERIAL
Member
- Sep 10, 2014
- 40
- 2
This is not a sln to this eqn ruther it is a sln for sin2A + sin2B +sin2C=4sinAsinBsinC
a) if A + B + C= 180 degrees ,prove that sin(B+C-A) + sin (C + A-B)+ Sin (A+ B+C)= 4sin A sinB sinC
Tusoviee sasaaaa
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Kwa hiyo saiv umesahau au?