Solve the equation using the quadratic formula.25x2 + 35x = -12
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Round the number to the nearest ten, nearest hundred, and nearest thousand.62,379
A.
| Ten | 62,380 |
| Hundred | 62,370 |
| Thousand | 63,000 |
B.
| Ten | 62,380 |
| Hundred | 62,400 |
| Thousand | 62,000 |
C.
| Ten | 62,370 |
| Hundred | 62,300 |
| Thousand | 63,000 |
D.
| Ten | 62,370 |
| Hundred | 62,400 |
| Thousand | 62,390 |
Mathematics
Express the amount as a positive or negative integer.One country exported $73,000,000 more than it imported, giving it a positive trade balance.
A. 73,000,000 B. -73,000,000
Mathematics
Solve the problem.If a rock is thrown vertically upward from the top of a building 80 feet high with an initial velocity of 64 feet per second, the height, h, above ground level after t seconds is given by h = -16t2 + 64t + 80, where h is in feet and t is in seconds. How many seconds will it take the rock to hit the ground?
A. 1 sec B. 2 sec C. 5 sec D. 4 sec
Mathematics
Round the money amount to the specified place.$99.81 to the nearest dollar
A. $0 B. $99.90 C. $90 D. $100
Mathematics