akoudelka9
akoudelka9
21-03-2018
Mathematics
contestada
solve 2sin ^2x-sin x-1=0
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evgeniylevi
evgeniylevi
21-03-2018
Consider, pls, the suggested solution.
Answer:
[tex] \left[\begin{array}{ccc}x=(-1)^{n+1}* \frac{ \pi}{6} + \pi n\\ \ x= \frac{ \pi}{2} +2 \pi n\end{array}[/tex]
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