Problem 1RE: Explain why or why not Determine whether the following statements are true and give an explanation... Problem 2RE Problem 3RE Problem 4RE Problem 5RE Problem 6RE: Working with vectors Let u = 2, 4, 5 and v = 6, 10, 2. 6. Compute u 3v. Problem 7RE: Working with vectors Let u = 2, 4, 5 and v = 6, 10, 2. 7. Compute |u + v|. Problem 8RE Problem 9RE: working with vectors Let u = 2,4,5 , v = 6,10,2 and w = 4,8,8. 9. Write the vector w as a product of... Problem 10RE: working with vectors Let u = 2,4,5 , v = 6,10,2 and w = 4,8,8. 10. Find a vector in the direction of... Problem 11RE: working with vectors Let u = 2,4,5 , v = 6,10,2 and w = 4,8,8. 11. Find a vector in the direction of... Problem 12RE: working with vectors Let u = 2,4,5 , v = 6,10,2 and w = 4,8,8. 12. Compute u v Problem 13RE: working with vectors Let u = 2,4,5 , v = 6,10,2 and w = 4,8,8. 13. Compute u v Problem 14RE: working with vectors Let u = 2,4,5 , v = 6,10,2 and w = 4,8,8. 14. For what value of a is the vector... Problem 15RE: working with vectors Let u = 2,4,5 , v = 6,10,2 and w = 4,8,8. 15. For what value of a is the vector... Problem 16RE: Scalar multiples Find scalars a, b, and c such that 2,2,2=a1,1,0+b0,1,1+c1,0,1. Problem 17RE: Velocity vectors Assume the positive x-axis points east and the positive y-axis points north. a. An... Problem 18RE Problem 19RE: Spheres and balls Use set notation to describe the following sets. 15. The sphere of radius 4... Problem 20RE: Spheres and balls Use set notation to describe the following sets. 16. The points inside the sphere... Problem 21RE: Spheres and balls Use set notation to describe the following sets. 17. The points outside the sphere... Problem 22RE: Identifying sets. Give a geometric description of the following sets of points. 18. x2 6x + y2 + 8y... Problem 23RE: Identifying sets. Give a geometric description of the following sets of points. 19. x2 x + y2 + 4y... Problem 24RE: Identifying sets. Give a geometric description of the following sets of points. 20. x2 + y2 10y +... Problem 25RE: Identifying sets. Give a geometric description of the following sets of points. 21. x2 6x + y2 + z2... Problem 26RE Problem 27RE Problem 28RE: Cross winds A small plane is flying north in calm air at 250 mi/hr when it is hit by a horizontal... Problem 29RE Problem 30RE: Canoe in a current A woman in a canoe paddles cue west at 4 mi/hr relative to the water in a current... Problem 31RE: Sets of points Describe the set of points satisfying both the equation x2 + z2 = 1 and y = 2. Problem 32RE: Angles and projections a. Find the angle between u and v. b. Compute projvu and scalvu. c. Compute... Problem 33RE Problem 34RE Problem 35RE: Computing work Calculate the work done in the following situations. 35. A suitcase is pulled 25 ft... Problem 36RE: Computing work Calculate the work done in the following situations. 36. A constant force F = 2,3,4... Problem 37RE Problem 38RE: Inclined plane A 1804b map stands on a hillside that makes an angle of 30. wish the horizontal... Problem 39RE: Area of a parallelogram Find the area of the parallelogram with vertices (1, 2, 3), (1, 0, 6), and... Problem 40RE: Area of a triangle Find the area of the triangle with vertices (1, 0, 3), (5, 0, 1), and (0, 2, 2). Problem 41RE: Vectors normal to a plane Find a unit vector normal to the vectors 2, 6, 9 and 1, 0, 6. Problem 42RE: Angle in two ways Find the angle between 2, 0, 2 and 2, 2, 0 using (a) the dot product and (b) the... Problem 43RE Problem 44RE: Suppose you apply a force of |F| = 50 N near the end of a wrench attached to a bolt (see figure).... Problem 45RE Problem 46RE: Lines in space Find an equation of the following lines or line segments. 32. The line that passes... Problem 47RE: Lines in space Find an equation of the following lines or line segments. 33. The line segment that... Problem 48RE: Lines in space Find an equation of the following lines or line segments. 34. The line through the... Problem 49RE: Lines in space Find an equation of the following lines or line segments. 35. The line through the... Problem 50RE: Lines in space Find an equation of the following lines or line segments. 36. The line through the... Problem 51RE: Equations of planes Consider the plane passing through the points (0, 0, 3), (1, 0, 6), and (1, 2,... Problem 52RE: Intersecting planes Find an equation of the line of intersection of the planes Q and R 4.Q: 2x + y ... Problem 53RE: Intersecting planes Find an equation of the line of intersection of the planes Q and R 5.Q: 3x + y +... Problem 54RE: Equations of planes Find an equation of the following planes. 54. The plane passing through (5, 0,... Problem 55RE Problem 56RE Problem 57RE: Equations of planes Find an equation of the following planes. 7.The plane passing through (2, 3, 1),... Problem 58RE: Distance from a point to a line Find the distance from the point (1, 2, 3) to the line x = 2 + t, y... Problem 59RE: Distance from a point to a plane Find the distance from the point (2, 2, 2) to the plane x + 2y + 2z... Problem 60RE: Identifying surfaces Consider the surfaces defined by the following equations. a.Identify and... Problem 61RE: Identifying surfaces Consider the surfaces defined by the following equations. a.Identify and... Problem 62RE: Identifying surfaces Consider the surfaces defined by the following equations. a.Identify and... Problem 63RE: Identifying surfaces Consider the surfaces defined by the following equations. a.Identify and... Problem 64RE: Identifying surfaces Consider the surfaces defined by the following equations. a.Identify and... Problem 65RE: Identifying surfaces Consider the surfaces defined by the following equations. a.Identify and... Problem 66RE: Identifying surfaces Consider the surfaces defined by the following equations. a.Identify and... Problem 67RE: Identifying surfaces Consider the surfaces defined by the following equations. a.Identify and... Problem 68RE: Identifying surfaces Consider the surfaces defined by the following equations. a.Identify and... Problem 69RE: Identifying surfaces Consider the surfaces defined by the following equations. a.Identify and... Problem 70RE: Identifying surfaces Consider the surfaces defined by the following equations. a.Identify and... Problem 71RE: Identifying surfaces Consider the surfaces defined by the following equations. a.Identify and... Problem 72RE: Identifying surfaces Consider the surfaces defined by the following equations. a.Identify and... Problem 73RE Problem 74RE: Identifying surfaces Consider the surfaces defined by the following equations. a.Identify and... Problem 75RE Problem 76RE: Designing a water bottle The lateral surface of a water bottle consists of a circular cylinder of... format_list_bulleted