Solve the inequality and graph the solution.v2 + 8v + 12 ? 0
A. (-?, -6]
| -6 |
B. [-2, ?)
| -2 |
C. [-6, -2]
| -6? | -2 |
D. (-?, -6] or [-2, ?)
| -6? | -2 |
Answer: D
Mathematics
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A. (b) and (c) B. (a) and (b) C. (a) and (c) D. none perpendicular
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Find the exact value of the expression using a sum, difference, or double-angle identity.cos 
A. - 
B. 
(
- 1)
C. 
D. -
( - 1)
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Mathematics