Mark M. answered 09/10/19
Tutor
5.0
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Mathematics Teacher - NCLB Highly Qualified
From the definition of absolute value
|9x| = 9x, if x ≥ 0
|9x| = -9x, if x < 0
Mark M. answered 09/10/19
Mathematics Teacher - NCLB Highly Qualified
From the definition of absolute value
|9x| = 9x, if x ≥ 0
|9x| = -9x, if x < 0
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