These are linear algebra problems.
These are linear algebra problems. 1 4 1 1 2 7 2 2 Let A 1 4 .. 1 2 find Its Inverse. Decide whether the matrix A is invertible, and if so, use the adjoint method Enter as a matrix, exactly in fractional from if required, if not invertible enter "NA" A-1 la b -2a -2b -2c d e f d = -2,find Given that g hi g-3d h-3e -3f -2a -2b -2c d f g 3d h 3e...
Need Help ASAP!!!! Subject: Linear Algebra (a) Let A= r 7 T 5 2 4 0 1 i. Compute det A in terms of r. ii. Find all value(s) of z such that A is NOT invertible. (b) Let the characteristic polynomial of a matrix B be – 23 +22 +6%. i. Find the size of B. ii. Find all the eigenvalues of B including multiplicity. iii. Find the determinant of B.
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 problem. Please answer both questions, I will give a thumb up! Thank you! Find the determinant of matrix A by row reduction to echelon form. 1 5 3 2 13 -7 Use the determinant to find out if matrix A is invertible 5 0 1 0 5 3 A-11-3-21.
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 [ a b c] 3. Let A= | p q r . Given that det(A) = -2, | 1 y 2 23a - p2p (a) evaluate the determinant y 3b – 9 29 z 3c -r 2r (b) evaluate det(2A²A+ A-?).
linear algebra Problems 1. Let A= 3 3 0 5 2 2 0 -2 4 1 -3 0 2 10 3 2 (a) Identify the (1,4)-minor A14 (b) Find the (3,2)-cofactor C32.
1. Algebra: Why are all these determinants zero? 3 -1 6 21 1 0 0 0 1 -2 3 -4 1 3 1 2 7 -1 2 2 1 3 5 2 3 4 5 (a) 1 1 1 1 1; (b) 2 5 2; (c) 3 0 1 -73 (d) 3 1 7 11 3 7 3 3 -1 6 21 5 2 6 10 3 3 3 3 2. Algebra: - la b c Given that d e...
linear Algebra help Use the row reduction algorithm to transform the matrix into echelon form or reduced echelon form as indicated. 4) Find the reduced echelon form of the given matrix. [ 1 4 -5 1 27 | 2 5 -4 -1 4 1-3 -9 7 221
Need help with these linear algebra problems. Let TARS - R* be the linear transformation with standard matrix A A= 11 2 1 4 2 4 2 8 2 1 | 2 3 3 12 3 6 5 9 1. Find a basis of the column space of A. 2. Find a basis of the null space of A. 3. The range of T, is a 4. Is the vector a in the range of TA? Support your answer. 70...