If tanA =3/4,find the value of (4sinA-cosA) upon (4sinA+2cosA)
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Divide each term by cosA.
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Tan A = 3/4
divide the numerator and denominator by cosA:
(4 Sin A - Cos A) / (4 sin A + 2 Cos A)
= (4 tan A - 1) / (4 Tan A + 2)
= (3 -1)/(3+2)
= 2/5
divide the numerator and denominator by cosA:
(4 Sin A - Cos A) / (4 sin A + 2 Cos A)
= (4 tan A - 1) / (4 Tan A + 2)
= (3 -1)/(3+2)
= 2/5
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