- prove that sin2 A(sinA/cosA+cosA/sinA)=tanA
- prove that sin2 A(sinA/cosA+cosA/sinA)=tanA
nishant , 10 Years ago
Grade 8
Trigonometry> prove that sin 2 A(sinA/cosA+cosA/sinA)=...
1 AnswersAabhas kedia
sin2 A(sinA/cosA+cosA/sinA)=tanA
sin2A(sin2A + cos2A)/sinAcosA
sin2A(1)/sinAcosA
sinA/cosA
tanA
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