Solving Three Variable System Using Matrices

Solve the system using matrices.

• (5, -6, 3)

• (2, 3, -1)

• (-4, 2, 5)

• No Solution

Solve the system of equations using matrices: 3x + 2y - z = 11, 2x - y + 3z = 4, and x + 3y - 2z = 9.

• The solution for the system of equations is x = 3, y = 2, and z = 1.

• The solution for the system of equations is x = 3, y = 1, and z = 2.

• The solution for the system of equations is x = 2, y = 3, and z = 1.

• The solution for the system of equations is x = 1, y = 3, and z = 2.

Solve the system of equations using a matrix technique and your GC

• ( 4, 2, -1)

• ( 4, 3, -1)

• None of these

• ( -4, 3, 1)

Solve the systems of equation using matrices.

• (4, 3, -1)

• (3, 8, 9)

• All Real Numbers

• No Solution

Solve the system of equations using a matrix technique and your GC

• ( 4, 0, -2)

• ( -4, -2, 0)

• None of these

• ( -4, 0, -2)

Solve the system of equations to find the value of y.

• -2

• 3

• -3

• 2

What is one type of math problem that students first learn to use matrices for?

• They learn how to use matrices to calculate logarithms.

• They learn how to use matrices to solve a system of equations.

• They learn how to use matrices for geometry.

• They learn how to use matrices to do factoring.

Solve the system of equations.

• (2, -4, -1)

• (4, -1, -2)

• (-2, 4, 1)

• (-2, 4, -1)

(CALCULATOR)

• x=-1

  y=2

  z=-2

• x=2

  y=1

  z=-1

• x=-2

  y=-1

  z=-2

• x=2

  y=2

  z=-1