We know that the position vector in physics is defined as: r(t) = x(t)i +y(t)j +z(t)k ,where i =(1,0,0) ,j=(0,1,0) and k=(0,0,1). Prove that : i + j + k
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What have you tried? Where are you getting stuck?
Originally Posted by Defunkt What have you tried? Where are you getting stuck? From the very beggining i don't know what the limit : is equal to
Originally Posted by alexandros From the very beggining i don't know what the limit : is equal to Just replace and by their expressions in terms of the basis vectors and collect components: CB
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