Find the inverse of the invertible matrix.
A. 
B. 
C. 
D. 
Answer: B
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Find the curvature ? and radius of curvature R for the curve at the given point.y = 5x2, (1, 2)
A. ? = 
, R = 
B. ? = 
, R = 
C. ? = 
, R = 
D. ? = 
, R = 
Use Newton's method to find an approximate answer to the question. Round to six decimal places.Where are the inflection points of f(x) = 
x4 + 
x3 - 10x2 + 4 located?
A. x ? -1.806486, 1.238586 B. x ? -1.555252, 0.988586 C. x ? -1.694141, 0.627475 D. x ? -1.805252, 0.738586
Find the center, transverse axis, vertices, foci, and asymptotes of the hyperbola.(x + 4)2 - 9(y + 3)2 = 9
A. center at (-3, -4)
transverse axis is parallel to x-axis
vertices at (-6, -4) and (0, -4)
foci at (-3 - 
, -4) and (-3 + 
, -4)
asymptotes of y + 4 = - 
(x + 3) and y + 4 = 
(x + 3)
B. center at (-4, -3)
transverse axis is parallel to x-axis
vertices at (-7, -3) and (-1, -3)
foci at (-4 - 
, -3) and (-4 + 
, -3)
asymptotes of y + 3 = - 
(x + 4) and y + 3 = 
(x + 4)
C. center at (-4, -3)
transverse axis is parallel to y-axis
vertices at (-4, -6) and (-4, 0),
foci at (-4, -3 - 
) and (-4, -3 + 
),
asymptotes of y - 3 = - 3(x - 4) and y - 3 = 3(x - 4)
D. center at (-4, -3)
transverse axis is parallel to x-axis
vertices at (-5, -3) and (-3, -3)
foci at (-4 - 
, -3) and (-4 + 
, -3)
asymptotes of y + 3 = - 3(x + 4) and y + 3 = 3(x + 4)
A newspaper article discussing whether Social Security could be cut offered the information shown in figure. Use the information in these graphs to answer the question.
There seems to be an error in the pictograph. What is it?
What will be an ideal response?