2Sin a=2-Cos A, FIND SinA
divyanshu joshi , 10 Years ago
Grade 10
Trigonometry> 2Sin a=2-Cos A, FIND SinA
1 Answers
Sher Mohammad
Last Activity: 10 Years ago
Cos A=2-2 Sina
SinA= sqrt9(1-Cos A 2)
=(1- 4(1-Sina)2)
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