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Solution 8.1a

Revision as of 17:20, 12 April 2010 by Ian (Talk | contribs)

In this case we have u=4i , a=09i+07j and r0=400i+350j.

Substituting these into the equation r=ut+21at 2+400i+350j gives the position vector of the ball at time 10 as:

r=(4i)10+21(09i+07j)10 2+400i+350j=40i+45i+35j+400i+350j=485i+385j m