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A 1 C Find cos(2. ZBAC). 3 /10 B​

A 1 C Find cos(2. ZBAC). 3 /10 B​-example-1

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4 votes

Answer: -4/5

Ok done. Thank to me :3

A 1 C Find cos(2. ZBAC). 3 /10 B​-example-1
User Wlyles
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