If T is defined by T(x) = Ax, find a vector x whose image under T is b and determine whether x is unique.Find a single vector x whose image under T is b
Question 1: T defined by T(x) = Ax, find a vector x whose image under T is b, and determine whether x is unique. 0 -2 -1 A = -2 6 b 7 3 -2 -5 -3 1 1
Define the linear transformation T:?3??4 by T(x )=Ax . Find a vector x whose image under T is b (1 pt) Let 4 5 2 -2 5 -3 2 and b-10 -7 2 1 -4 Define the linear transformation T : R3 ? R4 by T(x-Ax Find a vector x whose image under T is b. x= Is the vectorx unique? choose
(1 point) Let 6 -5 5 16 47 5 4 6 A= and b= 3 3 11 -4 -3 -8 116 40 Define the transformation T:R? R4 by T(2) = Ax. Find a vector x whose image under T is b. = Is the vector x unique? unique
6 image of x under 4. Problem 2: With the transformation T(x)- AX, and the vector b T, find if it exists. (13 points). Is the transformation one-to-one or onto, neither or both? Justify your answer. (7 points). 6 image of x under 4. Problem 2: With the transformation T(x)- AX, and the vector b T, find if it exists. (13 points). Is the transformation one-to-one or onto, neither or both? Justify your answer. (7 points).
Let X be a 4-dimensional random vector defined as X = [X1 correlation matrix X4' with expected value vector and X2 X3 E[X] =| | , 1 1 -1 0 Rx-10-11-1 0 0 0-1 1 Let Y be a 3-dimensional random vector with (a) Find a matrix A such that Y -AX. (b) Find the correlation matrix of Y, that is Ry (c) Find the correlation matrix between X1 and Y, that is Rx,Y
Let A= and 6 = Define the linear transformation T:R? +R by T'(X) = Ai. Find a vector # whose image under T' is 6. Is the vector i unique choose choose unique Submit answer not unique
(1 point) Let [ 4 51 [ 51 A = -1 -2 and b = 1 : 1-3 -3] 1-6] Define the linear transformation T : R2 → R3 by T(x) = Añ. Find a vector à whose image under T is b. Is the vector x unique? choose
[1 41 and we [-121 (1 point) Let A= 3 12 Find k so that there exists a vector x whose image under the linear transformation T(x) = Axis w. Note: The image is what comes out of the transformation. k= Find k so that w is a solution of the equation Ax = 0
(1 point) Let 5 -15 50 A=1-1 2 4 | and b=I-12 4 16 」 A linear transformation T : R2 → R3 is defined by T x) = Ax. Find an x in R2 whose image under T is b. X2