Solve.When the temperature stays the same, the volume of a gas is inversely proportional to the pressure of the gas. If a balloon is filled with 216 cubic inches of a gas at a pressure of 14 pounds per square inch, find the new pressure of the gas if the volume is decreased to 54 cubic inches.
A. 52 pounds per square inch
B. 
pounds per square inch
C. 42 pounds per square inch
D. 56 pounds per square inch
Answer: D
Mathematics
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Find the average value of the function f over the region R.f(x, y) = 5x + 10yR is the triangle with vertices 
, 
, and 
.
A. 20
B. 
C. 5
D. 
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Determine whether the vectors 
and 
are equivalent.A(4, 7) , B(-1, 13), C(0, 0), and D(-5, 6)
A. Not equivalent B. Equivalent
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Factor completely. If the polynomial cannot be factored, say it is prime.x2 - x - 45
A. prime B. (x + 5)(x - 9) C. (x - 45)(x + 1) D. (x - 5)(x + 9)
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Find the quotient. Write the answer in standard form.
A. 
+ 
i
B. 
+ 
i
C. 
- 
i
D. 
- 
i
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