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OpenStudy (anonymous):
Find all solutions of the equation cosx(2sinx+1)=0
The answer is A+kpi, B+2kpi and C+2kpi where k is any integer and 0
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OpenStudy (anonymous):
I've tried A=1/2pi B=3/2pi and C=11/6pi but I don't know where I went wrong !
OpenStudy (anonymous):
I don't see any problem with your solutions, they all balance the equation and fit the given parameters.
OpenStudy (anonymous):
That's what I thought but apparently one of the answers I'm giving is wrong
OpenStudy (anonymous):
7pi/6 also works
OpenStudy (anonymous):
I tried that too :/
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