Solve the problem.The curve x = y2 is revolved about the x-axis. Find a parametrization of the surface of revolution and then find the equation of the tangent plane at the point 
What will be an ideal response?
Answers will vary. One possibility: r(y,?) = y2i + y cos ?j + y sin ?k, 
Mathematics
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Solve the problem.At Loop Junior College, the mean grade point average (gpa) of the current student body is 
with a standard deviation of 0.64. Compute the gpa's of each student to two decimal places.A gpa with a z-score of 0.2.A gpa with a z-score of -2.5.
A. 2.56, 5.26 B. 2.89, 1.16 C. 2.89, 0.26 D. 3.40, 2.12
Mathematics
Solve the equation.6x(x + 3) = (2x + 12)(x + 3)
A. {3, 6} B. {3, 3} C. {-3, 6} D. {-3, 3}
Mathematics
Convert the measurement as indicated. Round to the nearest tenth, if necessary.5.5 ft to centimeters
A. 139.7 cm B. 216.5 cm C. 165.0 cm D. 14.0 cm
Mathematics
Solve.m2 + 8m - 33 = 0
A. m = 11, 3 B. m = 11, -3 C. m = -11, 1 D. m = -11, 3
Mathematics