Solve the problem.A coin is tossed upward with an initial velocity of 48 ft/sec. During what interval of time will the coin be at a height of at least 60 ft? (h = -16t2 + vot + ho.)
A. 5 ? t ? 10
B. 4 ? t ? 5
C. 0 ? t ? 5
D. 0 ? t ? 1
Answer: C
You might also like to view...
Using a protractor, find the image of ?ABC under the rotation about point O of 80°.
What will be an ideal response?
A specialty car manufacturer has plants in Auburn, Biloxi, and Chattanooga. Three models are produced, with daily production given in the following matrix.
?
Cars produced each day
?
?
Because of a wage increase, February profits are less than January profits. The profit per car is tabulated by model in the following matrix.
?
?
Assuming all cars produced were sold, calculate the total daily profit (from all three plants) in January.
?
$ __________
Fill in the blank(s) with the appropriate word(s).
Determine algebraically whether the function is even, odd, or neither.f(x) = 
A. even B. odd C. neither
Solve the problem, using 3.14 for ?. Round to nearest tenth unless instructed differently.Find the cost to asphalt a circular racetrack if asphalt costs $90 per 100 ft2. (Use 3.14 for ?. Round to the nearest dollar.) r = 85 ft R = 100 ft
A. $28,260 B. $2543 C. $20,418 D. $7842