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December 20, 2014

December 20, 2014

Posted by **Hyde** on Monday, April 7, 2014 at 5:44pm.

How do I get 16/65?

- Math -
**bobpursley**, Monday, April 7, 2014 at 5:49pmIf ???

- Math -
**Hyde**, Monday, April 7, 2014 at 5:54pmAngles A and B are located in the first quadrant. If sin a =5/13 and cos b= 3/5 , determine the exact value of cos (a+b) .

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