Question: 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

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.

1 − 2sin2 π/8

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Using the double angle formula for sine we have sin 2 2 sin cos Setting 8 we h... View full answer

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