Derive an expression for cot(/2) in terms of sin and cos .
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Derive an expression for cot(α/2) in terms of sin α and cos α.
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ANSWER We can start by using the halfangle formula for cotangent cot2 cos 2 sin 2 Now we can use the ...View the full answer
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Related Book For
Basic Technical Mathematics
ISBN: 9780137529896
12th Edition
Authors: Allyn J. Washington, Richard Evans
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