Multiple Choice
A 25-foot ladder is leaning against a house (see figure) . If the base of the ladder is pulled away from the house at a rate of 2 feet per second, the top will move down the wall at a rate of where x is the distance between the base of the ladder and the house. Find the limit of r as
.
A)
B)
C)
D)
E)
Correct Answer:

Verified
Correct Answer:
Verified
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Q9: Use a graphing utility to graph the
Q10: Find the vertical asymptotes (if any) of
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