4. Use Cramer's Rule to solve the following system. You must find all determinants in Mathematica and then let Mathematica find all parts of the solution. Use the function List in Mathematica to put answers as a solution set. 2x₁ + 5x₂ + 4x4 = 11 x₁ + 4x₂ + 2x3 - 2x4 = -7 2x₁2x₂ + 5x3 + x4 = 3 - X₁ - 3x4 = 1

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A: Given that, 2x36 here we use power rule to expand the given iteration.

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A: Solution is given below:

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A: As there are two questions given ,i only do the first.