document.write( "Question 619039: the height of the rocket in meters t seconds after it is launched is approximated by the polynimial 0.5 at to the second power +vt+h where a is always -9.8, v is the initial velocity, and h is the initial height. A 300x was launched from a height of 10 meters. What was its height after 3 seconds? \n" ); document.write( "

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the height of the rocket in meters t seconds after it is launched is approximated by the polynimial 0.5 at to the second power +vt+h where a is always -9.8, v is the initial velocity, and h is the initial height. A 300x was launched from a height of 10 meters. What was its height after 3 seconds?
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\n" ); document.write( "h(t) = -4.9t^2 + 10
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\n" ); document.write( "No initial speed is given.
\n" ); document.write( "Also, rockets have motors, they're not simple ballistic objects.
\n" ); document.write( "This is a projectile.\r
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