Solve the problem.The number of gallons of water in a swimming pool t minutes after the pool has started to drain is 
How fast is the water running out at the end of 13 minutes?
A. 1,225 gal/min
B. 350 gal/min
C. 700 gal/min
D. 2,450 gal/min
Answer: C
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Use a definite integral to find an expression that represents the area of the region between the given curve and the x-axis on the interval [0, b].y = 6x
A. -3b2 B. -6b C. 3b2 D. 6b
Identify the equation as a parabola, ellipse, or circle.4x2 - y = 9
A. Ellipse B. Parabola C. Circle D. None of the above
Find the equation of the transverse axis of the hyperbola.(x + 2)2 - 100(y + 4)2 = 100
A. y = 4 B. x = 10 C. y = -4 D. x = -3
Use transformations to explain how the graph of the given function can be obtained from the graph of the appropriate root function (y = 
or y =
).y = 
+ 10
A. Shift the graph of y = 
to the left 10 units and downward 8 units.
B. Shift the graph of y = 
to the right 10 units and upward 8 units.
C. Shift the graph of y = 
to the left 8 units and downward 10 units.
D. Shift the graph of y = 
to the right 8 units and upward 10 units.