2. A ladder 10 m long is leaning against a vertical wall. If the bottom of the towards the wall at ladder is pushed horizontally m/sec, how fast is the top of the ladder sliding up the wall when the bottom of the ladder is 6 m from the wall?
2. A ladder 10 m long is leaning against a vertical wall. If the bottom of the towards the wall at ladder is pushed horizontally m/sec, how fast is the top of the ladder sliding up the wall when the bottom of the ladder is 6 m from the wall?
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.6: The Inverse Trigonometric Functions
Problem 74E
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Answer #2
![ly over a point A
on the ground with a velocity of 550 mi/hr. Twenty
five miles away from point A on the ground, there
is a photographer video-taping the launch. At what
rate is the angle of elevation of the camera changing,
when the rocket achieves an altitude of 25 miles?
2. A ladder 10 m long is leaning against a vertical wall.
If the bottom of the ladder is pushed horizontally
towards the wall at m/sec, how fast is the top of
the ladder sliding up the wall when the bottom of
the ladder is 6 m from the wall?
A girl starting at 11 A.M., travels cast at 4 kin/hr
while a boy, starting at noon from the same point,
travels north at 6 km/hr How fast are they
eparating at 3 P.M.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F907f232d-4aba-4f27-981d-181c4784d93a%2Fdd19975b-01e8-4d34-8f75-bfb8f0006585%2Fj624upc_processed.jpeg&w=3840&q=75)
Transcribed Image Text:ly over a point A
on the ground with a velocity of 550 mi/hr. Twenty
five miles away from point A on the ground, there
is a photographer video-taping the launch. At what
rate is the angle of elevation of the camera changing,
when the rocket achieves an altitude of 25 miles?
2. A ladder 10 m long is leaning against a vertical wall.
If the bottom of the ladder is pushed horizontally
towards the wall at m/sec, how fast is the top of
the ladder sliding up the wall when the bottom of
the ladder is 6 m from the wall?
A girl starting at 11 A.M., travels cast at 4 kin/hr
while a boy, starting at noon from the same point,
travels north at 6 km/hr How fast are they
eparating at 3 P.M.
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