Question: 1. The vector [1, 3, 1] and [2, 4, 6] are a.independent. b. dependent. 2. If v is a solution of Ax=b and w is

1. The vector [1, 3, 1] and [2, 4, 6] are

a.independent. b. dependent.

2. If v is a solution of Ax=b and w is a solution of Ax=0, then 2v+3w is a solution of

a. Ax=b b.Ax=0 c.Ax=2bd.Ax=3be.Ax=5b

3. Any set of three vectors in R^3 must form a basis.

True False

4. If L is a special lower triangular n*n matrix, then the columns of L form a basis of R^n.

True False

5. If Ax=[1,0] and Ay=[3,0], then which of the following vector lie in the kernel of A?

a. 2x b.3x-yc.x-3yd.x+y Other :

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