Simplify.  

A. 2
B. 37
C. 3
D. -3

Answer: D

Mathematics

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A. a = - A sin  cm/sec2
B. a =  cos  cm/sec2
C. a = - A sin  cm/sec2
D. a = -  sin  cm/sec2

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Write a word name for the given decimal notation.2.8

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