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 + vot + ho.)
A. 0 ? t ? 5
B. 4 ? t ? 5
C. 0 ? t ? 1
D. 5 ? t ? 10
Answer: A
Mathematics
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Divide and simplify.
÷ 
A. 
B. 
C. 
D. 
Mathematics
Find the sum.- 8
+ 16
A. 23
B. 7
C. 24
D. 7
Mathematics
Multiply and then, if possible, simplify by factoring.
A. 
B. 5x
C. 25x
D. 5
Mathematics
Answer the question.If the trinomial ax2 + bx + c is a perfect square, what can we conclude about the solutions of the equation ax2 + bx + c = 0?
A. The equation has no real number solutions. B. The equation has two different rational solutions. C. The equation has exactly one rational solution. D. The equation has exactly one irrational solution.
Mathematics