Others Maths Puzzle

Integration of 2^x/root over of 4^x-2^x+2+5

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Others Other Question

Integration of (16x^4+2x+2)/(4x^2 +1)dx Pujara has certain average of runs for his 8 matches in border gavaskar trophy.In the ninth match he scores 100 runs and thereby increses his average by 9 runs.His new average of runs is:
a)20 b)24
c)28 d)32