Solve the problem.Find a parametrization for the ellipsoid 
+ 
+ 
= 1. (Recall that the parametrization of an ellipse 
+ 
= 1 is x = 10 cos ?, y = 8 sin ?, 0 ? ? < 2?).
What will be an ideal response?
Answers will vary. One possibility is 
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Use the figure below to answer the following question(s).
An optimal Hamilton circuit in this graph has weight
A. 6. B. 7. C. 1,000,004. D. 10. E. none of these
Use a calculator to approximate the square root. Round the square root to the nearest thousandth.
A. 2.449 B. 2.131 C. 2.446 D. 2.454
Solve the problem.Write 490 out of 500 college students as a decimal and as a percent.
A. 9.8, 980% B. 0.98, 980% C. 0.98, 9.8% D. 0.98, 98%
Solve the problem using your calculator.A study was conducted to compare the average time spent in the lab each week versus course grade for computer students. The results are recorded in the table below. Use a graphing calculator to model the data with a linear function that predicts a student's course grade as a function of the number of hours spent in lab. Number of hours spent in lab Grade (percent) 10 96 11 51 16 62 9 58 7 89 15 81 16 46 10 51
A. y = 0.930 + 44.3x B. y = 88.6 - 1.86x C. y = 1.86 + 88.6x D. y = 44.3 + 0.930x