math415_Summer2015_SOL_05 - Math 415 Summer 2015 Worksheet...

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Math 415, Summer 2015, Worksheet 51.Find an explicit description ofNul(A), whereA=1350014-2.x1x2= 0 into reducedechelon form:
Midterm Dates: July 2nd, July 16th, July 30th, seelearn.illinois.edufor details.)
Step 3:Find an explicit description of Nul(A).
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3.Consider the following subspaceWofR4:W=abcd:a= 2b+c,2a=c-3dFind a matrixAand a matrixBsuch thatW= Col(A)andW= Nul(B). (Hint: FindBfirst, then writeNul(B)as a span of a set of vectors.)

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