Question: (a) Use the substitution x = u, u > 0, to show that 2 - dx = du x(2vx - 1) u(2u - 1) (3)

(a) Use the substitution x = u, u > 0, to

(a) Use the substitution x = u, u > 0, to show that 2 - dx = du x(2vx - 1) u(2u - 1) (3) (b) Hence show that dx = 2In a x(2Vx - 1) b where a and b are integers to be determined. (7)

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