OCR MEI C3 2010 January — Question 7

Exam BoardOCR MEI
ModuleC3 (Core Mathematics 3)
Year2010
SessionJanuary
TopicReciprocal Trig & Identities
7 Given that \(\arcsin x = \arccos y\), prove that \(x ^ { 2 } + y ^ { 2 } = 1\). [Hint: let \(\arcsin x = \theta\).] Section B (36 marks)
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