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Using Matrices to Solve Systems of Equations

Using Matrices to Solve Systems of Equations. Key Topics. Matrix equation : a way to represent a system of equations using matrices. Key Topics. Write the matrix equation for the following systems of equations:. Key Topics. Very important to remember that A -1 B ≠ BA -1.

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Using Matrices to Solve Systems of Equations

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  1. Using Matrices to Solve Systems of Equations

  2. Key Topics • Matrix equation: a way to represent a system of equations using matrices

  3. Key Topics • Write the matrix equation for the following systems of equations:

  4. Key Topics Very important to remember that A-1B ≠ BA-1 • Solving a matrix equation using inverses: Remember: Multiplying a matrix by its inverse gives you the identity matrix

  5. Practice: • Solve the following matrix equation or system of equations: Need to calculate the inverse of this matrix to be able to solve the equation First you need to put into a matrix equation

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