# Transcribed Image Text: Do the columns of A span R4? Does the equation Ax = b have a solution for each b in R*? 1 4 8 – 13 2 -8

Excerpt
Yes, because A does not have a pivot position in every row. О В. Yes, because the columns of A span R*. C. No, because A has a pivot position in every row. O D. No, because the columns of A do not span 3.

Transcribed Image Text: Do the columns of A span R4? Does the equation Ax = b have a solution for each b in R*?
1
4
8
– 13
2
-8
A =
1
5
– 9
-2 -8 – 16
22
Do the columns of A span R*? Select the correct choice below and fill in the answer box to complete your choice.
(Type an integer or decimal for each matrix element.)
O A. Yes, because the reduced row echelon form of A is
O B. No, because the reduced row echelon form of A is.
Does the equation Ax = b have a solution for each b in R4?
O A. Yes, because A does not have a pivot position in every row.
О В.
Yes, because the columns of A span R*.
C. No, because A has a pivot position in every row.
O D.
No, because the columns of A do not span
3.