Solve the problem.The number of gallons of water in a swimming pool t minutes after the owner begins to drain it is At what rate is the water being drained at the end of 10 minutes?

A. 500 gal/min
B. 1000 gal/min
C. 5000 gal/min
D. 2500 gal/min

Answer: B

Mathematics

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Solve the given differential equation. + 9 + 20y = -15

A. y = c₁e^-5x + c₂e^-4x +
B. y = c₁e^5x + c₂e^4x -
C. y = c₁e^-5x + c₂e^-4x
D. y = c₁e^-5x + c₂e^-4x -

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Mathematics

Plot a scatter diagram.

A.

B.

C.

D.

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Mathematics

Factor:

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The length of a rectangle is meters. The width is 5 meters less than the length. Write an expression that represents the perimeter of the rectangle in meters.

A.
B.
C.
D.
E. none of these

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Mathematics