SOLUTION: Find all values of x in the interval [0, 2pi] that satisfy the equation.
4 cos(x) - 2 = 0
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Question 645907: Find all values of x in the interval [0, 2pi] that satisfy the equation.
4 cos(x) - 2 = 0
Answer by lwsshak3(11628) (Show Source): You can put this solution on YOUR website!
Find all values of x in the interval [0, 2pi] that satisfy the equation.
4 cos(x) - 2 = 0
cos(x)=2/4=1/2
x=π/3 and 5π/3 (reference angles in quadrants I and IV where cos>0)
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