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x/((x+1)(x+2)) breaks into which pair of fractions?
A-2/(x+1) + 1/(x+2)
B-1/(x+1) + 2/(x+2)
C1/(x+1) - 2/(x+2)
D1/(x+1) + 2/(x+2)
Answer & Solution
Correct answer: B. -1/(x+1) + 2/(x+2)
At x = -1 the coefficient is -1/1 = -1 and at x = -2 it is -2/(-1) = 2.
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