Use the trigonometric identity cos 2 x + sin 2 x = 1 to prove that Begin
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Use the trigonometric identity cos2 x + sin2 x = 1 to prove that Begin by multiplying the numerator and denominator by cos x + 1.
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- 1 = 0. cos x lim
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lim x 0 COS X lim x 0 X sin ...View the full answer
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Related Book For
Calculus Early Transcendentals
ISBN: 978-0321947345
2nd edition
Authors: William L. Briggs, Lyle Cochran, Bernard Gillett
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