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The term in 1/x in the split of 1/(x^3-x) has coefficient
A-1
B1
C1/2
D-1/2
Answer & Solution
Correct answer: A. -1
x^3-x = x(x-1)(x+1), and at x = 0 the other factors give (-1)(1) = -1, so the coefficient is 1/(-1) = -1.
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