You are naughty which punctuation Mark is come
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Explanation:
Cos (A -B) + Cos (B – C) + Cos (C – A) = −3 2 . Prove that Cos A + Cos B+ Cos C = 0 = Sin A + Sin B +Sin
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Answer:
full stop" . "
Explanation:
full stop " . " is come after the sentence
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