SOLUTION: Solve the equation. 4cos^2(x)-3=0

Question 1032255: Solve the equation.
4cos^2(x)-3=0
Found 2 solutions by stanbon, ikleyn:
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Solve the equation.
4cos^2(x)-3=0
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cos^2(x) = 3/4
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cos(x) = sqrt(3)/2
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x = pi/6 or 30 degrees
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Cheers,
Stan H.
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Answer by ikleyn(52803) (Show Source): You can put this solution on YOUR website!
.
Solve the equation.
4cos^2(x)-3=0
~~~~~~~~~~~~~~~~~~~~~~~`

= ---> = ---> = +/- , x = , , , in the interval [, ).

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