tana=3/4 tanb=5/12 find tan a-b a and b are acute angles
Answers
Step-by-step explanation:
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Step-by-step explanation:
tan(a-b) = (tana - tanb)/1+tana•tanb
= (3/4-5/12)/1+(3/4•5/12)
= (9/12-5/12)/1+15/48
= (4/12)/(63/48)
= 1/3 • 48/63
= 16/63
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