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    				| 1. | Evaluate: `int(x+2) sqrt(x^2+x+1) dx` | 
| Answer» Correct Answer - `(1)/(3)(x^(2)+x+1)^(3//2)+(3)/(8)(2x+1)sqrt(x^(2)+x+1)+(9)/(16)log|(x+(1)/(2))+sqrt(x^(2)+x+1)|+C` | |