Q5. Calculate the following indefinite integral. Please write out all necessary steps/details. (remember to include the integral constant C) // Besides finding integral as anti-derivatives, you are reminded of the following skills in integration: Substitution of variable; Integration by parts, and Use partial fractions. a) 2xdx b) f6x(x-3x+4) dx c) f cos'usin u du d) S fx-2 dx + e) f) g) In (2u) du fe" sinu du udu (3-4u) If you cannot find the result for g); as an alternative, try prove the following identity: udu du S -S (3-4u) u(3u-4) Please check your answer and submit your solution on time.