Factor the sum or difference of cubes.x3 - 27
A. (x - 3)(x2 + 9)
B. (x - 3)(x2 + 3x + 9)
C. (x + 27)(x2 - 1)
D. (x + 3)(x2 - 3x + 9)
Answer: B
Mathematics
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Find the area or volume.Find the volume of the solid generated by revolving the area under y = 5e-x in the first quadrant about the x-axis
A. 50?
B. 25?
C. 
?
D. 5?
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Determine whether the equation is a function.y2 = 5 - x2
A. function B. not a function
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Find the limit.
What will be an ideal response?
Mathematics
Round the following to the nearest ten, nearest hundred, and nearest thousand.66,692
A.
| Ten | 66,700 |
| Hundred | 66,700 |
| Thousand | 70,000 |
B.
| Ten | 66,700 |
| Hundred | 66,600 |
| Thousand | 66,000 |
C.
| Ten | 66,690 |
| Hundred | 66,700 |
| Thousand | 66,000 |
D.
| Ten | 66,690 |
| Hundred | 66,700 |
| Thousand | 67,000 |
Mathematics