SOLUTION: solve the equation, give all answers within (0, 2pi) 2sinx+secx = 0

Question 544039: solve the equation, give all answers within (0, 2pi)
2sinx+secx = 0
Answer by lwsshak3(11628) (Show Source): You can put this solution on YOUR website!
solve the equation, give all answers within (0, 2pi)
2sinx+secx = 0
2sinx+1/cosx = 0
multiply by LCD cosx
2sinxcosx+1 = 0
sin2x=-1
2x=π
x=π/2
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