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1.

The length and the width of the strip in the bounded area below are y= = 4x y = 2x - 4 8+2y-y L = -, w = dy L = 2Vx - 2x +4 4 w = dx 4 Oo OK3 The fraction 2x4-2x3+x2-x when decomposed into partial fractions will give denominator of H. distinct linear factors R. repeated linear factors O. distinct linear and distinct quadratic factors W. Repeated quadratic factors K. None of the choices Ow OH O R O OThe (25-4x2)2 dx will result to 125x5 W. + C 1252-5 H. 3 + C (25-4x2)2 (25-4x2)2 O. (25 - 4x2)2 + C (25 - 4x2)2 125x5 R. + C 125x K. None of the choices Ow O H Oo OR OEvaluating the given integral results to dx (x2 + 4)2 2x 2x arctan + + C arctan NX + + C x2 + 4 Vx2+4 Ow OR None of the given choices 2x arctan N X 16 + + C x2+4 Oo OK 2x 16 arctan + + C Vx2+4 OHdx The is equal to 2x3+x X O. In X H. In +C 1 +C (2x2+1)2 (2x2+1)3 3x W. In 2x +C R. In I +c (2x2+1)2 (2x2+1)3 K. None of the choices O o OR OH O W OK3 (3x-1)dx The 2 (1-3x)2 is equal to W. In 1 H. In 2 R. In 3 0. 0 K. None of the choices O W O H O R O o O\f7 u2 OK OH 14 u2 3 None of the choices OR Ow 21 u2 OoThe area of the bounded region equals V= = 4x y = 2x - 4108 u2 9 u2 Ow OH 80 42 28 412 3 3 Oo OK None of the choices OR