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Beyond Horizon Set 2 Paper 1 · Q12

Paper 1TrigonometryFunctions & graphsAlgebra

In the range 0≤x<2π0\le x<2\pi, the equation

4sin⁡2x+4cos⁡x=924\sin^2x+4\cos x=\frac92
Ahas no solutions
Bhas 11 solution
Chas 22 solutions
Dhas 33 solutions
Ehas 44 solutions
Fhas 55 solutions

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