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Solve the equation on the interval [0,2π). 4cos^2x−2cosx=0

 

Select all correct solutions.

0

π/3

π/2

2π/3

π

7π/6

5π/3

3π/2

11π/6

 Mar 31, 2020
 #1
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0

The correct solutions are pi/2, 2*pi/3, and pi.

 Mar 31, 2020

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