Solve the problem.An object is propelled vertically upward from the top of a 240-foot building. The quadratic function 
models the ball's height above the ground, 
in feet, t seconds after it was thrown. How many seconds does it take until the object finally hits the ground? Round to the nearest tenth of a second if necessary.
A. 4.5 seconds
B. 2 seconds
C. 1.4 seconds
D. 10.4 seconds
Answer: D
Mathematics
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Find the product.38% of 1400
A. 532 B. 53.2 C. 53,200 D. 5320
Mathematics
Prepare a probability distribution for the experiment. Let x represent the random variable, and let P represent the probability.Two marbles are drawn from a bag in which there are 4 red marble and 2 blue marble. The number of blue marbles is counted.
A. 
B. 
C. 
D. 
Mathematics
Write the slope-intercept form of the equation for the line passing through the given pair of points.(9, 0) and (3, 5)
A. y = 
x + 
B. y = - 
x + 
C. y = - 
x + 
D. y = 
x + 
Mathematics
Determine whether the graph of the polynomial has y-axis symmetry, origin symmetry, or neither.x5 - 18x3 + 32x = 0
A. y-axis symmetry B. origin symmetry C. neither
Mathematics