49. x − y = 6 2x - 3z = 16 2y + z 4

Q: Reduce the system to upper triangular for by two row operations. 2x+3y+z = 8, 4x+7y+5z = 20, -2y+2z…

A: Given Data: Equation 1: 2x+3y+z = 8 Equation 2: 4x+7y+5z = 20 Equation 3: -2y+2z =0 The augmented…

Q: The students of a marine school were rehearsing for their pass-in-review in a field. If the area of…

A: Given area of the rectangular field is 4x2-4xy+y2-9. We know that area of rectangle=length×breadth…

Q: 2x+y=30 x+4z=20 2z+y=10

A: Given equations are: 2x+y=30 x+4z=20 2z+y=10 Then we get, y=30-2x So we have, 2z+30-2x=10…

Q: The total number of passengers riding the city bus on Monday was 1000. If it cost $1.25 for children…

A: Given: The total number of passengers are 1000,            Cost for children is $1.25,…

Q: Use matrices to solve the system: Зх + у + 2z %3D 31 x + y + 2z = 19 x + 3y + 2z = 25. %3D

A: We can transform the given system of equations to to the matrix form AX=B . We can use matrix…

Q: Solve the system by using the inverse of the coefficient matrix. 4) 2x1 + 6x2 = 2 2x1 - x2 = -5

A:

Q: 2x1 + x₂ − x3 + 3x4 3x1 + C3 – 4 21 – 2 + 3x3 – 54 = = = -3, -2, 1.

A:

Q: x1 + x22x3 4x13x2 + x3 3x12x2 + x3 = 4, = 0, = -2.

A:

Q: The four-digit number has a digit sum of 20. The sum of its last two digits is equal to its second…

A: Since you have posted a multiple question according to guildlines I will solve first question for…

Q: The city of Rochester received a grant for 171700 to spend on various projects. The city board of…

A: Total money granted = $1717000 x= Money for Street projects ;y= Money for Urban Renewal projects ;…

Q: Find the parametric form of the equation of the plane in R4 passing through the points (1,3,2,1),…

A:

Q: 4Q: Solve equations by using inverse matrix X = A¬B %3D 3x + 7y 11 -5x +4y = 13 %3D

A:

Q: What do you understand by least square method?

A: Least square method: The least-square method is ordinarily used in regression analysis. It is a…

Q: 2x, + 3x, - xz = 5 ーX」+ 2.x, + 3x, = 0 4.x - x2+ x3 = -1 X, + X3 = -1

A: Given that  2x1+3x2-x3=5-x1+2x2+3x3=04x1-x2+x3=-1 The objective is to find the solution for the…

Q: Can you solve the following, by using the row(reduced)-echelon form.

A: Step 1:Step 2:

Q: Find the Vector equation and the matrix equation which correspond to the linear system x1 + 2x2 +…

A: Solution : Given system is                                x1 + 2x2 + 4x3     = - 2 x2 + 5x3…

Q: 2x + Ty = 1 Y 9x + 1ly +2=-2 y = 2 = 1

A:

Q: Use matrices to solve each of the following systems of equations. (a) 2л1 + 522 + 3х3 — 0 X1 + x2 –…

A:

Q: -6x + 39y9z = -12 2x - 13y + 3z = 4

A: We have to determine the rank of the matrix.

Q: 45. 2x + 3y = 6 X- 1 2 46. 1 (+2 x + y = -2 x - 2y = 8

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Q: x1 + 2x2 + x3 + 2x4 = 6 2x1 + (5 )x2 + 3x3 + 2x4 = 12 2r1 + (4 )x2 + 2x3 = 8 Write down the…

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Q: How to solve row echelon form

A: The given question is related with matrices. We have to explain the row echelon form of a matrix. We…

Q: x1-x22x3 = -1 -2x1-x2x3 4x13x25x3 = -4 = 2 Solve the given system using elementary row operations.

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Q: Given the following simultaneous linéar équations! X1 + X2 + 2X3 = 18 %3D X1 - 3X3 = -16 %3D X1 -…

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Q: a) Write the augmented matrix for the row chelon form of the matrix. x + 2y3z = 9 2xy +z = 0 . b)…

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Q: Solve the linear system: x2+4x3=-4 x1 +3x2+3x3 = -2 3x1 + 7x2 + 5x3 = 6 by row reducing the…

A:

Q: 2x1 - x₂ + x3 + 3x4 5x13x₂ + 2x3 + 6x4 3x₁ − 2x2 + 2x3 + 5x4 2X1 – X2 + 3x3 + 74 2, 5, เว 1, 1.

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Q: -) Use the inverse of the coefficient matrix to solve the system: x₁ + 2x₂ + 2x3 = 2 x₁ + x₂ + x3 =…

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Q: Solve using augmented matrix methods  -4x¹-5x²=-3 -8x¹-10x²=1

A: The objective of the question is to solve the system of linear equations using the augmented matrix…

Q: Can you solve by using the rule called row (reduced)-echelon form. Thanks

A: Step 1: Step 2: Step 3: Step 4: