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Calculus I
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Building and Using Sign Charts
Grade Level
Calculus I
CAL1.93 Building and Using Sign Charts
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After ordering the sign-chart numbers for f'(x) = (x + 3)
2
(x - 2)
3
/[(x - 5)
2
], what interval conclusion should be written?
A
increasing on (-infinity, -3) and (-3, 2); decreasing on (2, 5) and (5, infinity)
B
increasing on (2, 5) and (5, infinity); decreasing on (-infinity, -3) and (-3, 2)
C
increasing on (-3, 2) and (5, infinity); decreasing on (-infinity, -3) and (2, 5)
D
increasing on (-infinity, -3) and (2, 5); decreasing on (-3, 2) and (5, infinity)
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