Asked by Mary
                How do I find the value of sin ( A-B) 
When tan A= 4/3
Cot B= 5/12
            
        When tan A= 4/3
Cot B= 5/12
Answers
                    Answered by
            Steve
            
    If all the angles are in QI, then
sinA = 4/5
cosA = 3/5
sinB = 12/13
cosB = 5/13
now just use the difference formula
    
sinA = 4/5
cosA = 3/5
sinB = 12/13
cosB = 5/13
now just use the difference formula
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