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MIDTERM 2 PRACTICE MATERIAL 3 Determine whether or not the definite integral is improper. If the integral is improper, explain why the Evaluation Theorem cannot be applied directly, and then determine whether or not the integral converges. (1) Va (2 ) di (5) , 70 - 12 de (6) 3x2 - 4x + 11 x3 - x2 +4x- 4 (7) 32 - 4x + 11 23 - x2 +4x -4 - dx 3x2 - 4x + 11 73 - 12 +4.x-4 da (9) 2.2 + 3 24 + 3x2 + 2" - dx