Show that the equation 8 sin 2 x + 4 sin x 20 = 4 has
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Show that the equation 8 sin2 x + 4 sin x − 20 = 4 has no solutions.
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8 sin2 x 4 sin x 20 4 8 sin x 4 si...View the full answer
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Related Book For
Pearson Edexcel A Level Mathematics Pure Mathematics Year 2
ISBN: 9781292183404
1st Edition
Authors: Greg Attwood, Jack Barraclough, Ian Bettison, David Goldberg, Alistair Macpherson, Joe Petran
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