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A projectile is shot upward from the surface of Earth with an initial velocity of 86 meters per second. Use the position function below for free- falling objects. What is its velocity after 2 seconds? After 13 seconds? (Round your answers to one decimal place.) s(t) = -4.9t² + vt + 50 25 13 s m/s m/s

A projectile is shot upward from the surface of Earth with an initial velocity of 86 meters per second. Use the position function below for free- falling objects. What is its velocity after 2 seconds? After 13 seconds? (Round your answers to one decimal place.) s(t) = -4.9t² + vt + 50 25 13 s m/s m/s

Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
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10. A projectile is shot upward from the surface of Earth with an initial velocity of 86 meters per second. Use the position function below for free- falling objects, What is its velocity after 2 seconds? After 13 seconds? (Round your answers to one decimal place.) s(t) = -4.9t² + vt + 50 2s 13 s m/s m/s
Transcribed Image Text:10. A projectile is shot upward from the surface of Earth with an initial velocity of 86 meters per second. Use the position function below for free- falling objects, What is its velocity after 2 seconds? After 13 seconds? (Round your answers to one decimal place.) s(t) = -4.9t² + vt + 50 2s 13 s m/s m/s
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