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Suppose e1,e2 R and e,e2 NulB. Is it true that every vector in the span of and 2 is also in NulB? Prove your

Suppose e1,e2 R and e,e2 NulB. Is it true that every vector in the span of and 2 is also in NulB? Prove your answer.

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YES it is true Let 3 be any vector in the span of e and ez can be expressed as keke2 ... blur-text-image

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