Exam 12: Vectors and the Geometry of Space

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Find an equation of the sphere that passes through the point Find an equation of the sphere that passes through the point   and has center  and has center Find an equation of the sphere that passes through the point   and has center

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Select the correct Answer for each question. -Let Select the correct Answer for each question. -Let   and let u be a vector with length   that starts at the origin and rotates in the xy - plane.Find the maximum value of the length of the vector  and let u be a vector with length Select the correct Answer for each question. -Let   and let u be a vector with length   that starts at the origin and rotates in the xy - plane.Find the maximum value of the length of the vector  that starts at the origin and rotates in the xy - plane.Find the maximum value of the length of the vector Select the correct Answer for each question. -Let   and let u be a vector with length   that starts at the origin and rotates in the xy - plane.Find the maximum value of the length of the vector

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C

Find an equation of the plane with x-intercept Find an equation of the plane with x-intercept   y-intercept   and z-intercept  y-intercept Find an equation of the plane with x-intercept   y-intercept   and z-intercept  and z-intercept Find an equation of the plane with x-intercept   y-intercept   and z-intercept

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Find the work done by a force Find the work done by a force   that moves an object from the point   to the point   along a straight line.The distance is measured in meters and the force in newtons.Select the correct Answer that moves an object from the point Find the work done by a force   that moves an object from the point   to the point   along a straight line.The distance is measured in meters and the force in newtons.Select the correct Answer to the point Find the work done by a force   that moves an object from the point   to the point   along a straight line.The distance is measured in meters and the force in newtons.Select the correct Answer along a straight line.The distance is measured in meters and the force in newtons.Select the correct Answer

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Find the point at which the line given by the parametric equations below intersects the plane. Find the point at which the line given by the parametric equations below intersects the plane.   Select the correct Answer Select the correct Answer

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Find an equation of the plane through the origin and parallel to the plane Find an equation of the plane through the origin and parallel to the plane

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Find an equation for the surface obtained by rotating the line Find an equation for the surface obtained by rotating the line   about the x-axis. about the x-axis.

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Find the unit vectors that are parallel to the tangent line to the curve Find the unit vectors that are parallel to the tangent line to the curve   at the point  at the point Find the unit vectors that are parallel to the tangent line to the curve   at the point

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Select the correct Answer for each question. -Find the distance from Select the correct Answer for each question. -Find the distance from   to the xy-planes. to the xy-planes.

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A bicycle pedal is pushed by a foot with a force of a-N as shown.The shaft of the pedal is A bicycle pedal is pushed by a foot with a force of a-N as shown.The shaft of the pedal is   long.Find the magnitude of the torque about P correct to two decimal places.  long.Find the magnitude of the torque about P correct to two decimal places. A bicycle pedal is pushed by a foot with a force of a-N as shown.The shaft of the pedal is   long.Find the magnitude of the torque about P correct to two decimal places.

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Write inequalities to describe the solid upper hemisphere of the sphere of radius Write inequalities to describe the solid upper hemisphere of the sphere of radius   centered at the origin. centered at the origin.

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Find parametric equations for the line through Find parametric equations for the line through   and parallel to the vector  and parallel to the vector Find parametric equations for the line through   and parallel to the vector

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Find an equation of the sphere that passes through the point Find an equation of the sphere that passes through the point   and has center   b.Find the curve in which this sphere intersects the  and has center Find an equation of the sphere that passes through the point   and has center   b.Find the curve in which this sphere intersects the  b.Find the curve in which this sphere intersects the Find an equation of the sphere that passes through the point   and has center   b.Find the curve in which this sphere intersects the

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Select the correct Answer: for each question. -Find the work done by a force Select the correct Answer: for each question. -Find the work done by a force   that moves an object from the point   to the point   along a straight line.The distance is measured in meters and the force in newtons. that moves an object from the point Select the correct Answer: for each question. -Find the work done by a force   that moves an object from the point   to the point   along a straight line.The distance is measured in meters and the force in newtons. to the point Select the correct Answer: for each question. -Find the work done by a force   that moves an object from the point   to the point   along a straight line.The distance is measured in meters and the force in newtons. along a straight line.The distance is measured in meters and the force in newtons.

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Select the correct Answer: for each question. -Find the standard equation of the sphere with center C and radius r. Select the correct Answer: for each question. -Find the standard equation of the sphere with center C and radius r.

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Select the correct Answer for each question. -Find an equation of the set of all points equidistant from the points Select the correct Answer for each question. -Find an equation of the set of all points equidistant from the points   and  and Select the correct Answer for each question. -Find an equation of the set of all points equidistant from the points   and

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Find an equation for the surface obtained by rotating the parabola Find an equation for the surface obtained by rotating the parabola   about the y-axis. about the y-axis.

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Select the correct Answer for each question. -Find, correct to the nearest degree, the angle between the planes. Select the correct Answer for each question. -Find, correct to the nearest degree, the angle between the planes.

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Find an equation for the surface obtained by rotating the line Find an equation for the surface obtained by rotating the line   about the x-axis. about the x-axis.

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Find an equation of the sphere with center that touches the xy-plane.

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