Question: Given the system of equation 1.1 x1 + 10x2 = 120 2x1 + 17.4x2 = 174 (a) Solve graphically and check your results by substituting

Given the system of equation

–1.1 x1 + 10x2 = 120

–2x1 + 17.4x2 = 174

(a) Solve graphically and check your results by substituting them back into the equation.

(b) On the basis of the graphical solution, what do you expect regarding the condition of the system?

(c) Compute the determinate

(d) Solve by the elimination of unknowns.


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