Choose the description that matches the equation of the conic section.
- 
= 1
A. A vertical ellipse.
B. An ellipse with its center not at the origin.
C. A hyperbola with its center at the origin.
D. A hyperbola with a vertical axis.
Answer: D
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Plot the points given by the pairs.A(1, -4), B(-3, 4)
What will be an ideal response?
This graph is a __________ graph.
A. histogram B. line C. bar D. frequency polygon
Use a calculator to approximate the logarithm to four decimal places.log9 8
A. 1.0566 B. 1.8928 C. -0.9464 D. 0.9464
Solve the problem.At lift-off, a rocket weighs 40.3 tons, including the weight of fuel. It is fired vertically, and the fuel is consumed at the rate of 2.13 tons per 1,000 ft of ascent. How much work is done in lifting the rocket to an altitude of 10,000 ft?
A. 5.10 x 105 ft?ton B. 3.50 x 105 ft?ton C. 2.97 x 105 ft?ton D. 3.32 x 105 ft?ton