A person standing at the edge of a cliff throws a rock upward from a height of 240 ft above ground level with an initial velocity of 48 ft/s. Calculate the velocity of th rock when it is exactly 32 ft above the person's hand. Separate multiple answers with a comma. (Hint: Use h(t) = - 161² +48t+240 as the position function, where his in feet, t in seconds. Ignore air resistance.) Answer ft/s Ke Keyboard Sh
A person standing at the edge of a cliff throws a rock upward from a height of 240 ft above ground level with an initial velocity of 48 ft/s. Calculate the velocity of th rock when it is exactly 32 ft above the person's hand. Separate multiple answers with a comma. (Hint: Use h(t) = - 161² +48t+240 as the position function, where his in feet, t in seconds. Ignore air resistance.) Answer ft/s Ke Keyboard Sh
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Transcribed Image Text:A person standing at the edge of a cliff throws a rock upward from a height of 240 ft above ground level with an initial velocity of 48 ft/s. Calculate the velocity of the
rock when it is exactly 32 ft above the person's hand. Separate multiple answers with a comma. (Hint: Use h(t) = − 16t² + 48t + 240 as the position function,
where h is in feet, t in seconds. Ignore air resistance.)
Answer
ft/s
Keyp-
Keyboard Short
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