You are designing a dome house in the shape of a hemisphere with a 38 ft outside diameter. Find the volume, which is needed to calculate the heat pump size.
A. 21,500 ft 3
B. 14,600 ft 3
C. 14,300 ft 3
D. 14,400 ft 3
E. 14,100 ft 3
Answer: D
Mathematics
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Find the axis of symmetry of the parabola defined by the given quadratic function.f(x) = -x2 + 8x + 5
A. x = 4 B. x = 21 C. x = -4 D. x = 8
Mathematics
Write as a percent. 0.466
A. 0.466% B. 46.6% C. 0.0466% D. 466%
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Solve the problem.Define the number e.
A. The number that the expression, 
n, approaches as n ? ?.
B. The number approximately equal to 2.72.
C. The number defined by e = 
n in Calculus.
D. All of these.
Mathematics
Use the quadratic formula to solve the equation. Simplify any radicals.x2 = 3 - 4x
A. {-1 ± 
}
B. {-2 ± 2
}
C. {2 + 
}
D. {-2 ± 
}
Mathematics