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avanturin [10]
3 years ago
11

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

Mathematics
1 answer:
Juli2301 [7.4K]3 years ago
6 0

Answer:

Step-by-step explanation:

sin 52 cos 13-cos 52 sin  13=sin (52-13)=sin 39

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