Problem 1QCE: The area of the surface extending upward from the line segment y=x(0x1) in the xy-plane to the plane... Problem 2QCE: Suppose that a wire has equation y=1x(0x1) and that is its mass density is (x,y)=2x. the mass of the... Problem 3QCE: If C is the curve represented by the equations x=sint,y=cost,z=t(0t2) then Cydxxdy+dz= . Problem 4QCE Problem 1ES: Let C be the line segment from (0.0)to(0,1). In each part, evaluate the line integral along C by... Problem 2ES: Let C be the line segment from (0,2)to(0,4). ln each part, evaluate the line integral along C by... Problem 3ES: Evaluate CFdr by inspection for the force field F(x,y)=i+j and the curve C shown in the figure.... Problem 4ES: Evaluate CFdr by inspection for the force field F(x,y)=i+j and the curve C shown in the figure.... Problem 5ES: Use (30) to explain why the line integral in part (a) of Example 8 can be found multiplying the... Problem 6ES: (a) Use (30) to explain why the line integral in part (b) of Example 8 should be close to, but... Problem 7ES: Evaluate CFdr along the line segment C from PtoQ. F(x,y)=8i+8j;P(4,4),Q(4,5) Problem 8ES Problem 9ES: Evaluate CFdr along the line segment C from PtoQ. F(x,y)=2xj;P(2,4),Q(2,11) Problem 10ES: Evaluate CFdr along the line segment C from PtoQ. F(x,y)=8xi+3yj;P(1,0),Q(6,0) Problem 11ES: Let C be the curve represented by the equations x=2t,y=t2(0t1) In each part, evaluate the line... Problem 12ES: Let C be the curve represented by the equations x=t,y=3t2,z=6t3(0t1) In each part, evaluate the line... Problem 13ES: In each part, evaluate the integral C(3x+2y)dx+(2xy)dy along the stated curve. (a) The line segment... Problem 14ES: In each part, evaluate the integral Cydx+zdyxdz along the stated curve (a) The line segment from (0,... Problem 15ES Problem 16ES Problem 17ES: Determine whether the statement is true or false. Explain your answer. If F(x,y)=f(x,y)i+g(x,y)j... Problem 18ES: If a smooth oriented curve C in the xy-plane is a contour for a differentiable function f(x,y),then... Problem 19ES Problem 20ES Problem 21ES: Evaluate the line integral with respect to s along the curve C. C3x2yzdsC:x=t,y=t2,z=23t3(0t1) Problem 22ES Problem 23ES: Evaluate the line integral along the curve C. Cx+2ydx+xydyC:x=2cost,y=4sint(0t/4) Problem 24ES Problem 25ES: Evaluate the line integral along the curve C. Cydx+xdyC:y2=3xfrom(3,3)to(0,0) Problem 26ES Problem 27ES Problem 28ES Problem 29ES: Evaluate the line integral along the curve C. Cyzdxxzdy+xydzC:x=et,y=e3t,z=et(0t1) Problem 30ES Problem 31ES: Use a CAS to evaluate the line integrals along the given curves.... Problem 32ES: Use a CAS to evaluate the line integrals along the given curves.... Problem 33ES: Evaluate Cydxxdy along the curve C shown in the figure. Problem 34ES: Evaluate Cydxxdy along the curve C shown in the figure Problem 35ES: Evaluate Cx2zdxyx2dy+3dz along the curve C shown in the figure. Problem 36ES: Evaluate Cx2zdxyx2dy+3dz along the curve C shown in the figure. Problem 37ES: Evaluate CFdr along the curve C. F(x,y)=x2i+xyjC:rt=2costi+2sintj(0t) Problem 38ES Problem 39ES: Evaluate CFdr along the curves C. F(x,y)=x2+y23/2(xi+yj)C:rt=etsinti+etcostj(0t1) Problem 40ES Problem 41ES: Find the mass of a thin wire shaped in the form of the circular are y=9x2(0x3) if the density... Problem 42ES: Find the mass of a thin wire shaped in the form of the curve x=etcost,y=etsint(0t1) if the density... Problem 43ES: Find the mass of a thin wire shaped in the form of the helix x=3cost,y=3sint,z=4t(0t/2) if the... Problem 44ES: Find the mass of a thin wire shaped in the form of the curve x=2t,y=lnt,z=4t(1t4) if the density... Problem 45ES: Find the work done by the force field F on a particle that moves along the curve C.... Problem 46ES Problem 47ES: Find the work done by the force field F on a particle that moves along the curves C.... Problem 48ES: Find the work done by the force field F on a particle that moves along the curve C.... Problem 49ES: Find the work done by the force field F(x,y)=1x2+y2i+4x2+y2j on a particle that moves along the... Problem 50ES: Find the work done by the force field F(x,y)=1x2+y2i+4x2+y2j on particle that moves along the curve... Problem 51ES: Use a line integral to find the area of the surface. The surface that extends upward from the... Problem 52ES: Use a line integral to find the area of the surface. The surface that extends upward from the... Problem 53ES: As illustrated in the accompanying figure, a sinusoidal cut is made in the top of a cylindrical tin... Problem 54ES: Evaluate the integral Cxdyydxx2+y2, where C is the circle x2+y2=a2 traversed counterclockwise. Problem 55ES: Suppose that a particle moves through the force field F(x,y)=xyi+(xy)j from the point (0,0) to the... Problem 56ES: A farmer weighting 150 lb carries a sack of gain weighting 20 lb up a circular helical staircase... Problem 57ES: Suppose that a curve C in the xy-plane is smoothly parametrized by r(t)=x(t)i+y(t)j(atb) In each... Problem 58ES Problem 59ES format_list_bulleted