Solve the problem.The difference between the tuition at State University and Highbrow College is less than $900. The tuition at Highbrow is $5000. Express this as an absolute value inequality. Use "x" for the tuition of State University.
A. 
< 900
B. x > 5000 - 
C. x < 
D. 
< 5000
Answer: A
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Identify the type of surface represented by the given equation.
+ 
+ 
= 1
A. Ellipsoid B. Paraboloid C. Sphere D. Elliptical cone
Find the center, foci, and vertices of the ellipse.16(x - 3)2 + 9(y + 1)2 = 144
A. center at (3, -1)
foci at (3, -1 - 
), (3, -1 + 
)
vertices at (3, 3), (3, -5)
B. center at (4, -1)
foci at (4, -1 - 
), (4, -1 + 
)
vertices at (4, 3), (4, -5)
C. center at (-3, -1)
foci at (-3, -1 - 
), (-3, -1 + 
)
vertices at (-3, 3), (-3, -5)
D. center at (-1, 3)
foci at (-1, 3 - 
), (-1, 3 + 
)
vertices at (-1, 3), (-1, -5)
Solve the equation.log35(x + 2) = 1 - log35x
A. {5} B. {-7} C. {7} D. {-5}
Solve the problem.Two boats leave a dock at the same time. One boat is headed directly east at a constant speed of 35 knots (nautical miles per hour), and the other is headed directly south at a constant speed of 22 knots. Express the distance d between the boats as a function of the time t.
Fill in the blank(s) with the appropriate word(s).