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in Integrals calculus by (36.9k points)

Evaluate: ∫ 2x – 1/ (x + 1)(x2 + 2)

1 Answer

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Best answer

(2x – 1) = A(x2 + 2) + Bx (x + 1) + C(x + 1) 

When x = –1, then A = –1 

x = 0, then C = 1 

and x = 1, then B = 1 

Thus, the given integral reduces to

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