Question: Sin 55 cos 65 = Ca ~(sin120 - sin10%) b 2 (sin120 + 5in 10%) [ 1 %(cus 120 cos 109) O d. 2(cos120 +

 Sin 55 cos 65 = Ca ~(sin120 - sin10%) b 2

Sin 55 cos 65 = Ca ~(sin120 - sin10%) b 2 (sin120 + 5in 10%) [ 1 %(cus 120 cos 109) O d. 2(cos120 + cos 10)

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