linear Algebra 2 0 11 3. Let M be the matrix game having payoff matrix A 1 1 -2 0Find E(x.y). 1 -2 2 1 v(x), and v(y...
linear algebra 1 2. Let A be the 3 x 3 matrix: A= 3 3 0 -4 1-3 5 1 (a) Find det(A) by hand. (b) What can you say about the solution(s) to the linear system Az = ? A. No Solutions B. Unique Solution C. Infinitely Many Solutions (c) Is A invertible?
linear algebra 3. Let A be the following matrix: A= 0 -2 6 0 0 C 6 C 02 0 0 8 0 0 5 T 3 -1 7 6 2 - 4 04 (a) Find det(A). Show your work Express your answer in terms of x. (b) Identify the value(s) of x for Nul (A) = {0}.
linear Algebra Find the optimal row and column strategies and the value of each matrix game. 4. a, A=[3 5 3 2 -1 91 8 0 1 -1 43 b. A=11-1 3-1-3 2 -1 4 0 -2 -I 0-221」 Find the optimal row and column strategies and the value of each matrix game. 4. a, A=[3 5 3 2 -1 91 8 0 1 -1 43 b. A=11-1 3-1-3 2 -1 4 0 -2 -I 0-221」
linear algebra Let V (71, 72, 3}, where 71 73=(2,0,3). (1,3,-1), 2 = (0, 1,4), and (a) Prove: V is a basis. (b) Find the coordinates of (b, b2, bs) with respect to V = {71, U2, 3,}. (c) Suppose M and M' are matrices whose columns span the same vector space V. Let b be the coordinates of relative to M. Write a matrix equation that gives b', the coordinates of relative to M'. (Your answer should be a...
Consider the bivariate function f(x.y) = (x + y)/3 for 0< x< 1 and 0<y< 2 and f(x.y) = 0 3. otherwise. (a) Show that f(xy) is a density function. (b) Find the probability that both X and Y are less than one. (c) Find the marginal densities of X and Y and show that they are not independent. (d) Find the conditional density of X given Y when Y = 0.5.
Need help with linear algebra problem! Let S be a symmetric, 2 x 2 matrix. Let û1) and ût2) be orthogonal eigenvectors of S with corresponding nonzero eigenvalues A1 and X2. Show that if v E R2 is a vector such that û1)Su = 0, then 5 = Bû(2) for some B 0. Let S be a symmetric, 2 x 2 matrix. Let û1) and ût2) be orthogonal eigenvectors of S with corresponding nonzero eigenvalues A1 and X2. Show that...
These are linear algebra problems. Let 5 1 7 0 0 -3 3 A= 5 1 0 13 5 1 2 Find M23 and C23, M23 C23= Answer *1: exact number, no tolerance Answer *2: exact number, no tolerance Evaluate the determinant of the given matrix by reducing the matrix to row-echelon form. 2 -2 -6 6 -7 0 -2 -4 4 1 0 A = 4 0 0 2 0 0 0 3 .5 det(A)
Determinants and linear transformations 4. (a) Let A be the matrix 1 -2 4 1 3 2 11 i) Calculate the determinant of A using cofactor expansion of row 3. (ii) Is A invertible? If so, give the third column of A1 (you do not have to simplify any fractions) (b) Let B be the matrix 0 0 4 0 2 8 0 4 2 1 0 0 0 7 Use row operations to find the determinant of B. Make...
Linear Algebra I need help with 2 of the 3 or with the 3): LINEAR ALGEBRA Lineal Functions May 23, 2019 LLet θι, θ2, θ3 linear shapes in R2[x]defined as: Proof that {θι, θ2,0) is a base of R2[x]* and determines which is the dual base (pl,p2,p3 of R2[x that corresponds to him Attached Operators 2Proof that the application (-)": L(V,V)-+ L(V",V") given by ф is an isomorphism. 0' It 3·Let V {f : R → RIf it is differentiable)...