Solve the problem.A ball is thrown vertically upward at an initial speed of 
Its height (in feet) after t seconds is given by h(t) = t(80 - 16t)What is the maximum height attained by the ball?
A. 100 feet
B. 133.3 feet
C. 200 feet
D. 88.9 feet
Answer: A
Mathematics
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Sketch the plane curve represented by the given parametric equations. Then use interval notation to give the relation's domain and range.x = 3t, y = t2 + t + 3
A. Domain: (-?, ?); Range: 
, ?)
B. Domain: (-?, ?); Range: [2.75, ?)
C. Domain: (-?, ?); Range: [2.75, ?)
D. Domain: (-?, ?); Range: [3, ?)
Mathematics
Solve the problem.Solve the equation 3x3 - 28x2 + 69x - 20 = 0 given that 4 is a zero of 
.
A. 
B. 
C. 
D. 
Mathematics
Determine the number of ways a computer can randomly generate two distinct integers whose sum is 13 from 1 through 17 in increasing order. ?
A. 6 B. 2 C. 10 D. 8 E. 4
Mathematics
Round the following to the nearest ten, nearest hundred, and nearest thousand.2108
A.
| Ten | 2100 |
| Hundred | 2100 |
| Thousand | 2000 |
B.
| Ten | 2100 |
| Hundred | 2200 |
| Thousand | 3000 |
C.
| Ten | 2110 |
| Hundred | 2200 |
| Thousand | 2000 |
D.
| Ten | 2110 |
| Hundred | 2100 |
| Thousand | 2000 |
Mathematics