SOLUTION: Solve the equation on interval [0,2pi). Give answer in radicals and type exact answer using pi as needed.
8cos^2x-4=0
I know you have to factor the equation but I got stuck
Algebra.Com
Question 868053: Solve the equation on interval [0,2pi). Give answer in radicals and type exact answer using pi as needed.
8cos^2x-4=0
I know you have to factor the equation but I got stuck trying to do that
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
Two solutions:
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and
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