Today's problem: Problem with linear applications (2)


	Saturday, 8 april 2017

Problem with linear applications (2)

Proposed by Gabi Offline


(one comment)	1.782 times displayed

Fie aplicatiile liniare din imagine. Sa se arate ca f este surjectiva.


View the Solution f: V -> W este surjectiva <=> f(V) = W <=> Imf = W <=> dimImf = dimW, dar: dimImf = rangf = rangF = 2 iar dimW = dimR² = 2 deci f este surjectiva.

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