b. - 2 -1 1 and b Let A = Show that the equation Ax =b does not have a solution for all possible b, and -3 0 3 4-2 2 b3 describe the set of all b for which Ax b does have a solution How can it be shown that the equation Ax = b does not have a solution for all possible b? Choose the correct answer below. O A. Find a vector b for which the...
1-4 - 31 Let A= 3 and b= Show that the equation Ax=b does not have a solution for all possible b, and describe the set 4 26 of all b for which Ax=b does have a solution. How can it be shown that the equation Ax = b does not have a solution for all possible b? Choose the correct answer below. O A. Row reduce the augmented matrix [ a b ] to demonstrate thatſ A b )...
, A is a linear transformation that maps vectors x in 975 into vectors Let A= 0 -2 1 b in R2 Consider the set of all possible vectors b-Ax, where x is of unit length. What is the longest vector b in this set, and what unit length vector x is used to obtain it? You can use Matlab to save time with the computations, but please justify your answer. , A is a linear transformation that maps vectors...
Let A = and b = . Show that the equation Ax = b does not have a solution for some choices of b, and describe the set of all b for which Ax = b does have a solution. How can it be shown that the equation Ax = b does not have a solution for some choices of b? A. Row reduce the augmented matrix [A b] to demonstrate that [A b] has a pivot position in every row B. Find a vector...
3. Let La A = 1 - 2 5 -3 2 5 0 -12-2 . L (a) (8 points) It turns out that the matrix equation Ax = b is consistent only for a special type of vector b where bi, b2, and b3 satisfy a certain equation. Find this equation. (b) (8 points) The set of all vectors satisfying the equation found in part (a) equals Span {W1, w2} Find wį and w2.
4. Consider the matrix [1 0 01 A- 1 0 2-1and the vector b2 (a) Construct the augmented matrix [Alb] and use elementary row operations to trans- form it to reduced row echelon form. (b) Find a basis for the column space of A. (c) Express the vectors v4 and vs, which are column vectors of column 4 and 5 of A, as linear combinations of the vectors in the basis found in (b) (d) Find a basis for the...
please show work. thank you 1. Consider the vectors: (a) Determine if b = 0 is a linear combination of a, a, and a bi (b) Determine the set of values of b1,b2, bg such that b2 is not a linear combination of a as, and 2. Explain why the nullspace of R the same as that of M, where R is the RREF of M.
4 Given Ax = b 2 4 6 4 bi 4 A=12576 23 5 2 b3 1. Reduce [A b]to [U cl,so that Aa b becomes a triangular system Ux-c. 2. Find the condition on b1, b2, bs for Aabto have a solution. 3. Describe the column space of A. Which plane in R3? 4. Describe the nullspace of A. Which special solutions in R4? 5. Reduce [U c]to[R d]: Special solutions from R, particular solution from d. 6. Find...
?24) 1. To show that set of vectors of formm 2. (a) if A is invertible, list three different methods to solve equation Ax-b. b) Application each of above mentioned methods to solve is a subspace of a space of all 2x2 matrices. -x2 +2x3 =0 Find a matrik that reflects vectors in R' about yz-plane and then expand the length twice (2 0 3 2 7 Given set of vectors S=(1 1, 1-1, 1 .. D in R 10)...
13 -1 -3 61 A= 0 0 -3 6 . Find all the vectors mapped to the zero vector by x → Ax. Is the map 16 -2 -5 10] TA(x) = Ax one-to-one (injective)? e le vert is the vector b= 3 in range(TA)? What about c= 13 ? Is L7 sector what aboute=p} L7 Ta onto (surjective)?