Ask a New Question

Asked by Sarah

Prove tanAsin2A=2sin^2a
15 years ago

Answers

Answered by Reiny
LS
= (tanA)(sin2A)
= sinA/cosA(2sinAcosA)
= 2sin^2 A
= RS
15 years ago
There are no AI answers yet. The ability to request AI answers is coming soon!

Submit Your Answer


We prioritize human answers over AI answers.

If you are human, and you can answer this question, please submit your answer.

Related Questions

prove: 2sinx+sin2x = 2sin^3(x)/1-cosx Prove :cosx-cosy= -2sin(x+y/2)sin(x-y/2) Prove: 2cot-2tanx= 4-2sec^2x / tanx Prove That 2sin^pi/6 + cosec^7pi/6cos^pi/3 = 3/2 prove that: sinC+sinD =2sin((C+D)/2)*cos((C-D)/2) prove that the equation 2sin x cos x +4cos^2 x =1 may be written in the form of tan^2 x -2tan x -3=0 2sin^2 A + 5cosA = 4 , Prove that cos A = 1/2 1-cos (2A)/2sin A+ SIN (2A)= tan (A/2) I need to verify the identity I have no idea how to do tha... f(x)=-cos(x^2)+2sin(x) [1,3.5] Find the three roots of f'(x) on the given interval f(x) = − cos(x^2) + 2sin(x) How to find critical points, absolute max, and absolute min of f(x) o... sin^- 1 (2sin pi/12 * cos pi/12)
Submit Your Answer

Question

Prove tanAsin2A=2sin^2a

Ask a New Question
Archives Contact Us Privacy Policy Terms of Use