OCR C2 2012 June — Question 4

Exam BoardOCR
ModuleC2 (Core Mathematics 2)
Year2012
SessionJune
TopicTrig Equations
4 Solve the equation $$4 \cos ^ { 2 } x + 7 \sin x - 7 = 0$$ giving all values of \(x\) between \(0 ^ { \circ }\) and \(360 ^ { \circ }\).
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