Question: linear algebra Solve the system by inverting the coefficient matrix and using the following theorem: If A is an invertible nn matrix, then for each

linear algebra

Solve the system by inverting the coefficient matrix and using the following theorem: If A is an invertible nn matrix, then for each n1 matrix b, the system of equations Ax=b has exactly one solution, namely, x=A1b x1+x2=45x1+6x2=9x1=x2=

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