A 15 foot ladder is resting against the wall. The bottom is initially 10 feet away from the wall and is being pushed towards the wall at a rate of ft/sec. How fast is the top of the ladder moving up the wall 12 seconds after we start pushing?

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A 15 foot ladder is resting against the wall. The bottom is initially 10 feet away from the wall
and is being pushed towards the wall at a rate of ft/sec. How fast is the top of the ladder
moving up the wall 12 seconds after we start pushing?
Transcribed Image Text:. A 15 foot ladder is resting against the wall. The bottom is initially 10 feet away from the wall and is being pushed towards the wall at a rate of ft/sec. How fast is the top of the ladder moving up the wall 12 seconds after we start pushing?
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