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int (2x^3 + 3x^2 + 4x + 5)/(2x +1) dx e...

`int (2x^3 + 3x^2 + 4x + 5)/(2x +1) dx` equls to : (A) `x^3/2 + x^2 /2 + 3x/2 + 7/4 ln(2x+1) + C` (B) `5x^3/2 + 6x/2 + 7/4 ln(2x+1) + C` (C) `3x^3/2 + 3x^2 /2 + 7/4 ln(2x+1) + C` (D) ` x^2 /2 + 3x/2 + 7/4 ln(2x+1) + C`

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