+0  
 
0
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2sin(32*(15/60))cos(32(15/60))-sin(64(30/60))=

A.0

B.1

C.2

D.minus−1

 Sep 30, 2016
edited by Guest  Sep 30, 2016
 #1
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0

2sin(32°)*cos(32°)-sin(64°)=0

laugh

 Oct 1, 2016

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