Question: (b) Determine the following integral: x3 In(x2 - 1) dx X - dx x2 + 5x +4 (10) (c) Prove ' Inx is an increasing

(b) Determine the following integral: x3 In(x2 - 1) dx X

(b) Determine the following integral: x3 In(x2 - 1) dx X - dx x2 + 5x +4 (10) (c) Prove ' Inx is an increasing function', stating clearly any results which you use in your proofs. (2)

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