Question: NO O (b) Given P = 2 2 , find the determinant of matrix P. 3 - 4 -6 2 6 n (i) If -2

NO O (b) Given P = 2 2 , find the determinant of matrix P. 3 - 4 -6 2 6 n (i) If -2 m 9 is the cofactor of matrix P, find the values of m and n without 0 -2 1 finding a new cofactor matrix. 15 marks (ii) Find the adjoint matrix of P and hence, find P-1. [4 marks]

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock blur-text-image

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related Mathematics Questions!

et A 1 1 1 1 2 2 3 1 4 2 3 6 1 51 1 and b 1 3 2 i Find a lower unitriangular matrix L an upper triangular matrix U and a permutation matrix P such that PA LU ii Solve the system Ax b using the...

Problem #1: Find the values of a, b, and so that det(A) = ax? + bx +c. x -2 0 A=1|-2 x 2 3 -6 -4 Problem #1: : separate your answers with a comma | Just Save ' | Submit Problem #1 for Grading Problem...

can you show the working with correct answers QUESTION 3 Given matrix A=- 9 0 (a) State the values of p and q if A is a skew-symmetrical matrix. [ 2 marks ] (C1, CLO1, MQF LOD 1) (b) Given p =1 &q...

1 2 3 For the matrix A = 0 45 find the determinant, cofactor matrix, and inverse. 2 -1 1 (a) [2 points] Find det A. (b) [4 points] Find the cofactor matrix C. (c) [4 points] Use the cofactor matrix...

Home work # 12 Given the matrix A A-2.7 3.4 1.1 3.1 1.8 5.5 1) Find the determinant of matrix A 2) Find the cofactor matrix of A 3) Find the inverse of matrix I using cofactor matrix

2 Given matrix A = 0 2 Find the cofactor matrix of matrix A. [ii] Find the determinant of matrix A by using the cofactor expansion method. You may choose any row or any column. [iii] Find the inverse...

Problem #1: Find the values of a, b, and c so that det(A) = ax- + bx + c. X N - O A = X -6 Problem #1: separate your answers with a comma Just Save Submit Problem #1 for Grading Problem #1 Attempt #...

Need help on 3 qstn. Q1 Chapter 3.1 --- Linear Algebra 2 Points Compute the determinant of matrix A. A = OT CO CON O -1 O -19 0 1 O 19 Save Answer *Unsaved Changes Q2 Chapter 3.1 --- Linear Algebra 6...

For the following matrices: 2 3 A= -1 2 4 B= 3 5 3 0 7 1. Addition, Subtraction, Multiplication and Transportation Matrix - 5 balls 1.1. A + B 1 ball 1.2. 3A 1 ball 1.3. BT 1 ball 1.4. AB 2 balls 2....

Consider 0 -1 2 A=14 3 0 -1 -2 2 (1) (3 points) Use the algorithm from Section 2.2 to show that A is invertible and find its inverse. (2) (2 points) Find the determinant of A in two different ways:...

Match each of the following components of internal control with its description. Components of Internal Control ________ 1. Control environment ________ 2. Risk assessment ________ 3. Control...

Consider South Africa in the 1990s where 90% of the population earn 35 % of income. Draw the Lorenz curve for South Africa in the 1990s. Calculate the Gini coefficient for South Africa in the 1990s....

39. Glorias Fabrics is a large fabric provider to the general public. The accounting office has three employees: accounts receivable clerk, accounts payable clerk, and full charge bookkeeper. The...

a Do you think global warming will have an impact on you during your lifetime? A CBS Nes/New York Times poll of 1000 adults in the United States asked this question (CBS News website, December 2014)....