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09-08-2017
Mathematics

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what are the solutions of the equation? |x|+10=1

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apologiabiology apologiabiology

09-08-2017

remember |c|≥0 for all real numbers c

so

|x|+10=1
minus 10 both sides
|x|=-9
false, can't have an absolut value equal to a negative
no soltuion

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