Identify the conic as a circle or an ellipse then find the radius for circle or center for ellipse.
?
?
A. Ellipse
Center: 
B. Ellipse
Center: 1
C. Circle
Radius: 1
D. Circle
Radius: 
E. None of the above
Answer: D
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Solve the problem.Write parametric equations for the tangent line to the curve of intersection of the surfaces 
and 
at the point 
A. 
B. 
C. 
D. 
Estimate the value of the quantity.A swimming pool has a leak. The leak is getting worse. The following table gives the leakage rate every 6 hours.
Give the upper estimate for the number of gallons lost.
A. 145.2 gallons B. 254.4 gallons C. 32.4 gallons D. 194.4 gallons
Factor the trinomial.x2 + 17x + 72
A. (x - 8)(x - 9) B. (x + 8)(x + 9) C. (x + 72)(x + 1) D. (x - 8)(x + 9)
Provide an appropriate response.The amount of a department's sales divided by total floor space yields a rate that can be used to assign overhead by department.
A. True B. False