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Q: Compute the determinant by cofactor expansion. At each step, choose a row or column that involves…

A: We have to take row or column element which has more number of zeros to make least computation.

Q: Determine whether Cramer’s Rule is used correctly to solve for the variable. If not, identify the…

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Q: write about 3 to 4 applications of Determinants?

A: A matrix can be used to represent the coefficients in a system of linear equations, and the…

Q: Use Cramer's Rule to solve the system. 15 56 -5 56 x - Gy 13 z = - (х, у, 2) %3D

A: The given system of equations: 56x-24y+21z=-45-112x+48y+63z=-157x-6y+7z=-13

Q: Using Cramer's Rule to solve the system 2х + 5у %3D 8 Зх — 2у %3D 9

A: Solving the given equation by using Cramer's rule.

Q: Find the following values using Cramer is rule. 2x+2y-z 2 x-3y+z =-28 -x+y= 14

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Q: Solve the equation 2x+y-z=1,z=1,x-y+z=2,5x+5y-4z=3 by cramer's rule

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Q: Please make it step by step sol:

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Q: By hand, use Cramer's rule to solve system i above

A: # As per the guidelines we are entitled to solve one question at a time , Please resubmit the other…

Q: Q4. Without solving (proper computation), show that determinant of the following matrix is zero. -1…

A: The Given matrix is 1-13-8-522-26To show the determinant of above matrix is zero without…

Q: Use Cramer's rule to solve the system бу — 4 - За + 2у 8

A: By using Cramer rule , we find the value of x and y

Q: 1 ptO Use Cramer's rule to solve the system: (2x+3y-z%=D1 4x+y-3z=D11 only Cramer's rule is…

A: Given: The equations are; 2x+3y-z = 1 4x+y-3z=11 3x-2y+5z=21

Q: 2) 3x + 4y +42 =3 2x + 4y 32 =4 +32=3 Find lin eor equation system solution with the met hod of…

A: Arrange the coefficients of the given set of equations to obtain the Augmented matrix. A=3  4  42…

Q: Compute the determinants using cofactor expansion along the first row and along the first column.

A:

Q: Compute the determinants using cofactor expansion along the first row and along the first column.

A: Co factors of first row: Therefore determinant value is,

Q: Compute the determinants using cofactor expansion along the first row and along the first column.

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Q: solve the following equations with: a-inverse methode. b-cramer method. 0.3x1 + 0.52x2 + x3 = -0.01…

A: The equations are 0.3x1+0.52x2+x3=-0.01 0.5x1+x2+1.9x3=0.67 0.1x1+0.3x2+0.5x3=-0.44

Q: 6. ven 0 2 By using Cramer's Rule, find z = Dz D -4 2 5 -1 27 -105 -21 o a. z = 42 o b. z = -21 -63…

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Q: a + 2b – c + 4d = 1 -a – 3b + 2c + 2d = 4 2a + 2b – c + 2d = 2 a + 2b +c = 1 using, a. Cramer's Rule

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Q: EXER 4.7 | LINEAR ALGEBRA Find the desired determinant. d e f a b C Ix-a y-b z-cl a b C Given that d…

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Q: Show your complete solutions: 1. Using cramer's rule: 2 x1-3 x2 +1.4 x3= -5.2, 1.3 x1 + x2+2.4 x3=…

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Q: Use Cramer’s Rule to solve the system:

A: Obtain the determinant. D=5-46-5=-25--24=-25+24=-1

Q: Use Cramer’s rule, whenever applicable, to solve the system.

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Q: Solve the equation 2x +y - z = 1, z =1, x - y +z = 2, 5x+5y - 4z = 3 by Cramer's rule.

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Q: Compute the determinant by cofactor expansion. At each step, choose a row or column that involves…

A: Given matrix Using cofactor  expansion formula

Q: 5 0 -7 2 - 6 0 0 2 8 4 -7 3 - 8 6 0 4 - 4 0 0 - 1 4

A: The Determinant is, (- 384)   The detailed solution is as follows below::

Q: oblem 7. Solve the following simultaneous nations using Cramers rule. x+y+z=4 2.x – 3y+4z = 33 3x –…

A: Cramers rule

Q: Solve for the determinant using Cofactor Expansion Method only. 3 5 1 9 6 5 4 3 7 A =| 2 4 6 8 5 7 3…

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Q: 3.) x + y + z = 6 y + 3z = 11 x - 2y + z = 0

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Q: Consider the following system of linear equations: 2x, +2х, — х, %3 6 4х, +3x, + х, %319 1. Зх, —…

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Q: -2 3 11 4 5 -3 4 -2

A: We need to find the Determinant.  Now, consider:…

Q: Find a, b and c using Cramer's Rule 1. 2b + 7c = 20 4a-6c+2b = 2 8a - 6b = 20

A: NOTE: According to guideline answer of first three subpart can be given, for other please ask in a…

Q: 2-use Cramer's rule to solve the system 3tan²x+y=3 2 tan’x -3y=13 X.

A: Given equations, 3tan2x+y=32tan2x-3y=13we know thatfor system  of…

Q: In applying Cramer's rule, what does it mean if D = 0?

A: Cramer's rule is a method which is used to solve the system of equations having same number of…

Q: Solve for the value of x, y and z using Cramer's Rule. e-3xe7 e5ye7z 3y 5z) + 3 = 10 e3ye3z (13 (5y…

A: First simplify all three equation in linear form . Simplify the equation e3xe5e3ye3z=e-3xe7e5ye7z .…

Q: (ii) 3p – 2q 19 4p + 5q = 10 Find p and q using inverse matrix method and cramers rule %3D

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Q: 4. Find the determinant by expanding 3 01 1 1 2 2 -1 3 0 (a) on the first row (b) on the second row…

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Q: Solve the following systems of equations by Cramer's rule. (b) (а) fа1х, + а2х, — b; lа21х, + а22X2…

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Q: 3 The cofactor of the (2,3) – entry of| is 2 -6 -7 5 0 4 4 -2 -6 -3 3

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Q: 1. Use Cramer's rule to solve the following systems x1 + 3x2 -5 а. 2x1 – x2 4 2.x1 + 3x2 + x3 b.…

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Q: 1 Solve the following linear equations by the use of the Cramer's rule (a) 3x1 - 7x2 - 2x3 = -7,…

A: Given; (a) 3x1-7x2-2x3=-7      -3x1+5x2+x3=5       6x1-4x2=2. (b) x1-2x2+3x3=1     -x1+3x2-x3=-1…

Q: Show that the matrix cos e sin e - sin e 07 A = cos e - 1 is invertible for all values of e; then…

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Q: 2 3- 1- If A = where aij is the cofactor of aij, the a12 = 1,2 or 8 -1 4.

A: We have to apply simple matrix rules for the given problem

Q: Use the Cramer's rule to solve the equation +2z = 2 2х - у = 5 x-y-z =0

A: We will find out the required solution.

Q: use cramers rule to find the value of z, please show all written out work! 1x+1y+5z=124…

A: Given system of linear equations, x+y+5z=124 -x+4y+5z=141 -5x-2y+2z=-104

Q: solve the system using Cramer's rule

A: Given,

Q: Use Cramer's Rule to solve the system.

A: