Given A = -3 7 - 12 282 -5-20 find one nontrivial solution of Ax =...

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Given A = -3 7 - 12 282 -5-20 find one nontrivial solution of Ax = 0 by inspection. [Hint: Think of the equation Ax = 0 written as X= (Type an integer or simplified fraction for each matrix element.) Given A = -3 7 - 12 282 -5-20 find one nontrivial solution of Ax = 0 by inspection. [Hint: Think of the equation Ax = 0 written as X= (Type an integer or simplified fraction for each matrix element.)