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C3 Trigonometry
Solve, showing clear working and giving your answers in radians to two decimal places, 6sec^2(2x)+5tan(2x)=12, 0≤ x ≤π
If you're looking for help solving the question, consider re-writing sec^2(2x) using the Pythagorean identities ((tan^2(x)+1=sec^2(x))
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