Posted by Amanda on Thursday, October 11, 2012 at 10:24am.
A rock is thrown upward at a speed of 10 metres per second. The height of the rock above the ground is given by the formula h=10t2.0tÂ². Where h is the height in metres above the ground and t is the time in seconds. Then what is height after 5 second?

Polynomials  Reiny, Thursday, October 11, 2012 at 10:42am
If this took place on earth, I have no clue where you got this equation from, should have been
h =10t  4.9t^2 , unless somebody changed the laws of gravity.
but,...
when t=5
h =10(5)  .2(25) = .....
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