Write the partial fraction decomposition of the rational expression.
A. 
- 
B. 
- 
C. 
+ 
D. 
- 
Answer: A
Mathematics
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Find the vertices and foci of the ellipse.
+ 
= 1
A. Vertices: (0, ±10); Foci: (0, ±6) B. Vertices: (0, ±10); Foci: (0, ±8) C. Vertices: (±6, 0); Foci: ( ±8, 0) D. Vertices: (±10, 0); Foci: ( ±6, 0)
Mathematics
Complete the identity.cos (x - 
) = ?
A. cos x B. sin x C. -sin x D. -cos x
Mathematics
Use the quadratic formula to find the exact solutions.5t2 - 7t = 1
A. 
B. 
± 
i
C. - 
± 
i
D. 
Mathematics
Round the following to the nearest ten, nearest hundred, and nearest thousand.72,269
A.
| Ten | 72,260 |
| Hundred | 72,300 |
| Thousand | 72,280 |
B.
| Ten | 72,270 |
| Hundred | 72,260 |
| Thousand | 73,000 |
C.
| Ten | 72,270 |
| Hundred | 72,300 |
| Thousand | 72,000 |
D.
| Ten | 72,260 |
| Hundred | 72,200 |
| Thousand | 73,000 |
Mathematics