Solve, for 0≤x≤3600 \leq x \leq 3600≤x≤360, the equation,
2tan2x+7secx+1=0
2\tan^2x + 7\sec x + 1 = 0
2tan2x+7secx+1=0
Give your answers to 1 decimal place.
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Markscheme
3.4.2 Trigonometry (A-level only) Questions
23 exam-style questions on CCEA A Level Maths 3.4.2 Trigonometry (A-level only). Each one has a worked solution and a mark scheme showing where the marks go.