
Mark M. answered 03/08/15
Tutor
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Mathematics Teacher - NCLB Highly Qualified
x2 = 18
x = ±√18
x = ±√(9 · 2)
x = ±3√2
Shane C.
asked 03/08/15Mark M. answered 03/08/15
Mathematics Teacher - NCLB Highly Qualified
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