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Solve for all solutions between 0 and 2pi

 

 

2) Sec^2x = 4tan^2x

3) cos(pi-x) +sin(x-pi/2) = 1

 Jun 3, 2018
 #1
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2) This was answered here: https://web2.0calc.com/questions/trig_76

 Jun 3, 2018

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