Find those values of x for which the given function is increasing and those values of x for which it is decreasing.y = x4 - 8
A. Increasing for -2 < x < 2, decreasing for x < -2, x > 2
B. Increasing for -2 < x < 0, x > 2, decreasing for x < -2, 0 < x < 2
C. Increasing for x < -2, x > 2, decreasing for -2 < x < 2
D. Increasing for x < -2, 0 < x < 2, decreasing for -2 < x < 0, x > 2
Answer: B
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Write the augmented matrix for the system of equations.7x + 8y - 12z + w = 94y + z = 10x - y - 3z = -15x - 5y + 2z = 2
A. 
B. 
C. 
D. 
Write the statements S1, S2, and S3 and determine if each statement is true.Sn: 1 ? 2 + 2 ? 3 + 3 ? 4 + . . . + n(n + 1) = 
What will be an ideal response?
Find the center, transverse axis, vertices, foci, and asymptotes of the hyperbola.
- 
= 1
A. center at (0, 0)
transverse axis is x-axis
vertices at (-6, 0) and (6, 0)
foci at (- 6
, 0) and (6
, 0)
asymptotes of y = - 2 and y = 2
B. center at (0, 0)
transverse axis is y-axis
vertices at (0, -6) and (0, 6)
foci at (- 6
, 0) and (6
, 0)
asymptotes of y = - 2 and y = 2
C. center at (0, 0)
transverse axis is x-axis
vertices at (-12, 0) and (12, 0)
foci at (- 6
, 0) and (6
, 0)
asymptotes of y = - 2 and y = 2
D. center at (0, 0)
transverse axis is x-axis
vertices at (-6, 0) and (6, 0)
foci at (-12, 0) and (12, 0)
asymptotes of y = - 2 and y = 2
Solve.
? 0
A. [-8, 7], or 
B. [-7, 8], or 
C. (-8, 7], or 
D. (-7, 8], or 