For Exercises 39-50, solve the system by using the inverse of the coefficient matrix. (See Example 7)
(See Exercise 25 for
.)
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College Algebra (Collegiate Math)
- Write the system of equations that that corresponds to the augmented matrix. 202. [103120012| 1 23]arrow_forwardCompare solving the linear system below to solving it using its associated augmented matrix. 2x+yz=34x2y+2z=26x+5y+4z=10arrow_forwardCan any matrix be written as a system of linear equations? Explain why or why not. Explain how to write that system of equations.arrow_forward
- Write each system of linear equations as an augmented matrix: (a) {3x+8y=32x=5y3 (b){2x5y+3z=83xy+4z=7x+3y+2z=3arrow_forwardCan a matrix with zeros on the diagonal have an inverse? If so, find an example. If not, prove why not. For simplicity, assume a 22 matrix.arrow_forwardWrite each system of linear equations as an augmented matrix. 377. {4x+3y=2x2y3z=72xy+2z=6arrow_forward
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