√√x²+2x dx= Select one: a. None of them b. (x + 1)√x² + 2x - 1 In ( x + 1 +√x²+2x() + C C. 1 +In 1 1 + +C 2(x + 1 x² + 2x + = (x + 1 * √x²+2x d. ½ (x+1)√x² + 2x + In(x+1+√x²+2x)+C e. 2 In 1 +C 26 + 1 x² + 2x 2 x + 1 + 12 + 2x + c x+1

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