SOLUTION: Find all solutions of the equation 2 cos x -1 = 0.
The answer is A+Bkpi and C+Dkpi where k is any integer, 0<A<C<2pi.
Please help.
Algebra.Com
Question 928162: Find all solutions of the equation 2 cos x -1 = 0.
The answer is A+Bkpi and C+Dkpi where k is any integer, 0
Please help.
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
and
Both are -periodic.
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