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I took a pic of a practice problem I’m doing
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I took a pic of a practice problem I’m doing

I took a pic of a practice problem I’m doing-example-1
User Tom Opgenorth
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\begin{gathered} -6cos\theta\text{ + 4 = 4} \\ -6cos\theta\text{ = 0} \\ cos\theta\text{ = 0} \\ \theta\text{ = }(\pi)/(2)\text{ or }(3\pi)/(2) \end{gathered}

Correct option: 6th option

User Calin Paul Alexandru
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