Simplify the given expressions by using one of the basic formulas of the chapter. Then use a
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Simplify the given expressions by using one of the basic formulas of the chapter. Then use a calculator to verify the result by finding the value of the original expression and the value of the simplified expression.
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1- cos166° 8
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To simplify the expression we can use the formula sin2 cos2 1 Multiplying both sides b...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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