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If (3x+5)/(1-2x)^2 = A/(1-2x)^2 + B/(1-2x), find A.
A3/2
B-3/2
C5
D13/2
Answer & Solution
Correct answer: D. 13/2
Clearing denominators gives 3x+5 = A + B(1-2x); at x = 1/2 this gives A = 13/2.
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