OCR C3 2008 January — Question 3

Exam BoardOCR
ModuleC3 (Core Mathematics 3)
Year2008
SessionJanuary
TopicReciprocal Trig & Identities
3
  1. Solve, for \(0 ^ { \circ } < \alpha < 180 ^ { \circ }\), the equation \(\sec \frac { 1 } { 2 } \alpha = 4\).
  2. Solve, for \(0 ^ { \circ } < \beta < 180 ^ { \circ }\), the equation \(\tan \beta = 7 \cot \beta\).
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