Factor completely.x2 - x - 35
A. (x - 5)(x + 7)
B. (x - 35)(x + 1)
C. (x + 5)(x - 7)
D. Prime
Answer: D
Mathematics
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Rwhere R is the parallelepiped bounded by the planes 
A. 
B. 22
C. 
D. 
Mathematics
What fact family is associated with the rectangular array?1117 by 4
A.
| 1117 ? 4 = 4468 | 4468 ÷ 1117 = 4 |
B. 1117 ? 4 = 4 ? 1117
4468 ÷ 1117 = 1117 ÷ 4468
4468 ÷ 4 = 4 ÷ 4468
Mathematics
Verify the identity.
- 
= cos x - sin x
What will be an ideal response?
Mathematics
Express the sum or difference as a product.cos 2x - cos 4x
A. -2 sin 3x sin x B. -2 cos 3x sin x C. 2 sin 3x sin x D. cos (-2x)
Mathematics