Question 1

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Utilitzant el mètode de Gauss per a resoldre el sistema
open table row cell 2 times x plus 4 times y equals 0 end cell row cell 6 times x plus 16 times y plus 2 times z space equals space 3 end cell row cell negative 4 times x minus 12 times y minus 2 times z equals negative 1 end cell end table close curly brackets
arribem a la sistema equivalent següent:
open table row cell 2 times x plus 4 times y equals 0 end cell row cell 4 times y plus 2 times z space equals space 3 end cell row cell 0 equals 2 end cell end table close curly brackets
Això ens indica que el sistema és:
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