Section 13.2 (Homework)Ali Al ZaabiMA 242, section 001, Spring 2012Instructor: J. Louis CappsCurrent Score : 13.5 / 13.5 Due : Thursday, April 19 2012 11:01 PM EDT1. 3/3 points | Previous AnswersEvaluate the line integral, where C is the given curve.1.646 1.632. 3/3 points | Previous AnswersEvaluate the line integral, where C is the given curve.C is the line segment from (0,6,-1) to (4,1,5) 164 1643. 0.5/0.5 points | Previous AnswersThe figure shows a vector field F and two curves C1and C2. Are the line integrals of F over C1and C2positive, negative, or zero?F over C1F over C24. 3/3 points | Previous AnswersEvaluate the line integral CF·dr, where C is given by the vector function r(t).F(x,y,,z) = yz i + xz j + xy k,r(t) = t i + t2j + t3k,0 t 44096 4100WebAssignThe due date for this assignment is past. Your work can be viewed below, but no changes can be made. positivezeronegativepositivenegativezero5. 4/4 points | Previous AnswersFind the mass and center of mass of a thin wire in the shape of a quarter-circle x2+ y2= r2, x 0, y 0, if the density function is ρ(x,y) = x + y.x = y
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