How many values of \(x\) satisfy the equation \[2 \cos^2x + 5\sin x = 4\] in the range \(0 \leq x < 2 \pi\)?
\(2\),
\(4\),
\(6\),
\(8\).
Trigonometry: Triangles to Functions
Question
How many values of \(x\) satisfy the equation \[2 \cos^2x + 5\sin x = 4\] in the range \(0 \leq x < 2 \pi\)?
\(2\),
\(4\),
\(6\),
\(8\).