Solve the problem.A coin is tossed upward from a balcony 
high with an initial velocity of 
During what interval of time will the coin be at a height of at least 
(h = -16t2 + v0t + h0.)
A. 0 ? t ? 5
B. 4 ? t ? 5
C. 0 ? t ? 1
D. 5 ? t ? 10
Answer: A
Mathematics
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Find the integral.
A. ln 2
B. 
C. - 
D. 
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Provide an appropriate response.Solve the quadratic equation by completing the square, rounding to the nearest hundredth: 5x2 - 2x = 4
A. x = .2 + 0.74i, .2 - 0.74i B. x = 5.45, -5.05 C. x = 3.02, 0.98 D. x = 1.12, -0.72
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Multiply.-3x(2x - 4y - 9)
A. -6x2 + 12xy + 27x B. -6x2 - 4y - 9 C. -6x2 - 12xy - 27x D. 6x2 + 12xy + 27x
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Find the area bounded by the given curves.y = x2, y = 4
A. 
B. 
C. 
D. 
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