Problem 43597. Solve the following system of equations.

Solution 1980151

Submitted on 17 Oct 2019 by Nikolaos Nikolaou

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Test	Status	Code Input and Output
1	Pass	a=7 y_correct = [2; -1; 1]; assert(sum(abs(solveSystem(a)-y_correct))<1e-3) a = 7 A = 1 -2 3 2 1 1 -3 2 -2 b = 7 4 -10 res = 2 -1 1
2	Pass	a=10 y_correct = [1.2; -0.8; 2.4]; assert(sum(abs(solveSystem(a)-y_correct))<1e-3) a = 10 A = 1 -2 3 2 1 1 -3 2 -2 b = 10 4 -10 res = 1.2000 -0.8000 2.4000
3	Pass	a=-4 y_correct = [4.9333; -1.7333; -4.1333]; assert(sum(abs(solveSystem(a)-y_correct))<1e-3) a = -4 A = 1 -2 3 2 1 1 -3 2 -2 b = -4 4 -10 res = 4.9333 -1.7333 -4.1333
4	Pass	a=42 y_correct = [-7.3333; 1.3333; 17.3333]; assert(sum(abs(solveSystem(a)-y_correct))<1e-3) a = 42 A = 1 -2 3 2 1 1 -3 2 -2 b = 42 4 -10 res = -7.3333 1.3333 17.3333
5	Pass	a=11 y_correct = [0.9333; -0.7333; 2.8667]; assert(sum(abs(solveSystem(a)-y_correct))<1e-3) a = 11 A = 1 -2 3 2 1 1 -3 2 -2 b = 11 4 -10 res = 0.9333 -0.7333 2.8667
6	Pass	a=-100 y_correct = [30.5333; -8.1333; -48.9333]; assert(sum(abs(solveSystem(a)-y_correct))<1e-3) a = -100 A = 1 -2 3 2 1 1 -3 2 -2 b = -100 4 -10 res = 30.5333 -8.1333 -48.9333
7	Pass	a=71 y_correct = [-15.0667; 3.2667; 30.8667]; assert(sum(abs(solveSystem(a)-y_correct))<1e-3) a = 71 A = 1 -2 3 2 1 1 -3 2 -2 b = 71 4 -10 res = -15.0667 3.2667 30.8667
8	Pass	a=1e4 y_correct = [-2662.8; 665.2; 4664.4]; assert(sum(abs(solveSystem(a)-y_correct))<1e-3) a = 10000 A = 1 -2 3 2 1 1 -3 2 -2 b = 10000 4 -10 res = 1.0e+03 * -2.6628 0.6652 4.6644