Simplify the expression by using an appropriate identity Do not use a calculator cos57 cos33...
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Algebra
Simplify the expression by using an appropriate identity Do not use a calculator cos57 cos33 sin57 sin33 Write the expression using the sum or difference formula for sine or cosine Choose the correct answer below O A cos57 cos33 sin57 sin33 cos 57 33 cos 24 O B cos57 cos33 sin57 sin33 cos 57 33 cos 90 OC cos57 cos33 sin57 sin33 sin 57 33 sin 90 OD cos57 cos33 sin57 sin33 sin 57 33 sin 90
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