Sketch the curve.25x2 - y2 - 8y = -9
A. 
B. 
C. 
D. 
Answer: B
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Solve the application and answer with a complete sentence.In a sale, the price of a computer is reduced by $144. The original price of the computer was $1320. Find the rate of discount. Round the discount rate to the nearest tenth of a percent if necessary.
A. The computer was discounted 12.2%. B. The computer was discounted 10.9%. C. The computer was discounted 14%. D. The computer was discounted 1%
Solve by transforming the augmented matrix into row echelon form.
A. no solution B. (5, -5) C. (-5, 5) D. (-5, -5)
Find the vertex, focus, and directrix of the parabola with the given equation.(x + 4)2 = -16(y + 3)
A. vertex: (4, 3) focus: (4, -1) directrix: y = 7 B. vertex: (-4, -3) focus: (-4, -7) directrix: y = 1 C. vertex: (-3, -4) focus: (-3, -8) directrix: y = 0 D. vertex: (-4, -3) focus: (-4, 1) directrix: x = -7
Draw a scatter plot of the data given in the table.The number (y) of web pages created by a large multimedia firm for each year x from 1993 to 1998 is given in the following table.
number of web pages
A. number of web pages
B. number of web pages
C. number of web pages
D. number of web pages