1.5 Trigonometry
9709_w25_15_Q6
Paper 1 / 2025 / Oct/Nov / Variant 15 / 7 marks
HardCurated questionHybrid/challenge2025
Learning group
Hybrid/challenge
Subtopic
equation reduction then solve
Paper
Pure Mathematics 1
Chapter
Trigonometry
Pattern / style
transform trig equation to quadratic in cos and solve interval
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