Solve the inequality.(x + 4)(x + 1) > 0
A. (-?, -4) or (-1, ?)
B. (-4, -1)
C. (-1, ?)
D. (-?, -4)
Answer: A
Mathematics
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Sketch the graph and show all relative extrema and inflection points.y = 2x3 - 3x2 - 12x
A. 
No extrema
Inflection point: (0,0)
B. 
Relative maximum: (0,0)
Relative minimum: (-2,8)
Inflection point: (-1,4)
C. 
Relative maximum: (-1,7)
Relative minimum: (2,-20)
Inflection point: 
D. 
Relative minimum: (3,-30)
No inflection point
Mathematics
Use the figure to find the weight of the indicated path. 
Path: "CDBE"
A. 55 B. 48 C. 41 D. 58
Mathematics
If ?ABD ? ?CEB then two pairs of triangles are congruent in this figure. Give both of them and state which congruence principles apply and why.
Mathematics
Find the foci of the given hyperbola.4x2 - y2 = 4
A. (
, 0), (-
, 0)
B. (2, 0), (-2, 0)
C. (0, 2), (0, -2)
D. (0, 
), (0, -
)
Mathematics