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Consider the vector: u1=(1,1,1), u2= (2,-1,1), u3=(3,0,2), u4=(6,0,4) a)Plot the dimension and a basis for W=...

Consider the vector: u1=(1,1,1), u2= (2,-1,1), u3=(3,0,2), u4=(6,0,4)

a)Plot the dimension and a basis for W= span {u1,u2,u3,u4}

b)Does the vector v= (3,3,1) belong to W? justify the answer.

c) Is it true that W= span{ u3,u4} Justify answer.

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