Solve.The height h in feet of a golf ball after t seconds is given by 
How long did it take for the ball to hit the ground?
A. 80 sec
B. 3 sec
C. 48 sec
D. 6 sec
Answer: D
You might also like to view...
Solve the problem.A person at the top of a 600 foot tall building drops a yellow ball. The height of the yellow ball is given by the equation src="https://sciemce.com/media/4/ppg__10707191909__f1q62g4.jpg" alt="" style="vertical-align: -4.0px;" /> where h is measured in feet and t is the number of seconds since the yellow ball was dropped. Find the time that the balls are the same distance above the ground and find this distance.
A. 5 sec; 200 ft
B. 4.5 sec; 276 ft
C. 4 sec; 344 ft
D. 5.5 sec; 116 ft
where h is measured in feet and t is the number of seconds since the yellow ball was dropped. A second person, in the same building but on a lower floor that is 
from the ground, drops a white ball 
after the yellow ball was dropped. The height of the white ball is given by the equation
Solve the problem.Using a phone card to make a long distance call costs a flat fee of $0.25 plus $0.12 per minute starting with the first minute. What is an equation of the form 
for this situation?
A. y = 0.25x B. y = 0.25x + 0.12 C. y = 0.12x + 0.25 D. y = 0.12x
Two sides and an angle are given. Determine whether the given information results in one triangle, two triangles, or no triangle at all. Solve any triangle(s) that results.B = 41°, a = 4, b = 3
A. one triangle A = 29°, C = 110°, c = 5.7 B. two triangles A1 = 61°, C1 = 78°, c1 = 4.5; A2 = 119°, C2 = 20°, c2 = 1.6 C. two triangles A1 = 61°, C1 = 78°, c1 = 0.1; A2 = 119°, C2 = 20°, c2 = 0.1 D. no triangle
Find the directrices of the ellipse.144x2 + y2 = 144
A. x = ± 
B. y = ± 
C. y = ± 
D. x = ± 