Write the expression as the sine, cosine, or tangent of an angle? 10 points?

Write the expression as the sine, cosine, or tangent of an angle.

Answer 1

sin (A – B) = sin A* cos B – cos A * sin B

Hence sin 48° cos 15° – cos 48° sin 15° = sin (48 – cos 15)°

= sin 33°

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