Supposed someone tried to solve the following system of equations (presented in the attactched image) by determining the inverse of the matrix of coefficients and then using matrix multiplication with desmos. But that person was not successful. Explain what happened incorrectly and offer a suggestion to fix the mistake.

Q: Let A = 4 5 1 2 (a) Use row reduction to find A-¹. (b) Write and clearly label the Elementary…

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Q: What 3 by 3 matrix E21 subtracts 4 times row 1 from row 2? What matrix P32 exchanges row 2 and row…

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Q: In the context of a 3 x 4 matrix, write down elementary matrices for the following operations: (a)…

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Q: If A= [²4] -3 -6 -4 a) and 0-1 1/3 B=-2 8 compute AB and BA, if possible — -5-8 AB = . (simplify…

A: We have to multiply the matrices ..with the help of row and columns

Q: Find values for the the entries in the first matrix to satisfy this equation: 0 0 39 9 +] 0 02 7 24…

A: I have explained everything with in the solution. Please go through that

Q: Assume that your company generates an annual profit of 2 million dollars per year, and part of that…

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Q: What is the inverse of the matrix:  [2 1] [3 4]

A: INVERSE OF A MATRIX EXISTS IFF ITS DETERMINANT IS NON ZERO OR MATRIX IS INVERTIABLE. AND THEN

Q: en the definition tr rices (no numbers). (d) = a + d show that tr(A B) = tr(BA) using gen

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Q: A man has twenty coins consisting of dimes and quarters. If the dimes were quarters and the quarters…

A: Given: A man has twenty coins consisting of dimes and quarters. If the dimes were the quarters and…

Q: Find the equation (in standard form) of a circle containing points by using the matrices method:…

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Q: If A, B, and C are 4×4 matrices; and det(A) = −3, det(B) = −4, and det(C) = -5 then compute:…

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Q: 3 5 -6 5 1

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Q: 3. a) Solve the following using Gauss elimination: x₁ + x₂ + x3 = 2 2x₁ + 3x₂ + 4x3 = 3 X₁ - 2x₂x3 =…

A: Answer is in below steps.