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26 Jun 2022

2sinA/2=±sqrt(1+sinA)±(1–sinA) put proper sign when 270>A>180

2sinA/2=±sqrt(1+sinA)±(1–sinA) put proper sign when 270>A>180
2sinA/2=±sqrt(1+sinA)±(1–sinA) put proper sign when 270>A>180



 

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