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Evaluate each integral using u for substitution. Round to the nearest ten-thousandth. Name : Teacher : Date : Score : Calculus Worksheets Math-Aids.Com Substitution in Definite Integrals Substitution in Definite Integrals 1) 4 1 -8x + 8 (-x 2 + 2x + 3) 3 ___________ ; u = -x 2 + 2x + 3 2) 9 6 2 (x - 3) 4 _____ ; u = x - 3 3) 6 4 4 (-x + 3) 2 ______ ; u = -x + 3 4) 2 1 10x - 10 (-x 2 + 2x + 8) 3 ___________ ; u = -x 2 + 2x + 8 5) 8 7 -10x + 45 (-x 2 + 9x - 20) 3 ___________ ; u = -x 2 + 9x - 20 6) 2 1 2 (-x - 2) 4 ______ ; u = -x - 2 7) 3 0 3 (x + 2) 2 ______ ; u = x + 2 8) 3 2 -6x + 9 (x 2 - 3x - 4) 2 _________ ; u = x 2 - 3x - 4