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July 28, 2015

Homework Help: Math.

Posted by a girl on Tuesday, May 26, 2009 at 12:36am.

√x2 + 1 + √x2 2x + 3 = 3

│ x-4 │ - │ 20,5x│ ≤ 3

│5- x2-6 │= x2-5x-6

x2-2x+3 : x2-4x+3 > -2


Could I get help with solving these please?

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