Asked by Hyde
22.Angles A and B are located in the first quadrant. If and , determine the exact value of .
How do I get 16/65?
How do I get 16/65?
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Answered by
Hyde
Angles 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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