OCR MEI C4 — Question 4

Exam BoardOCR MEI
ModuleC4 (Core Mathematics 4)
TopicReciprocal Trig & Identities

4 Prove that \(\sec ^ { 2 } \theta + \operatorname { cosec } ^ { 2 } \theta = \sec ^ { 2 } \theta \operatorname { cosec } ^ { 2 } \theta\).