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February 28, 2015

February 28, 2015

Posted by **Nqobile** on Tuesday, January 22, 2013 at 2:34pm.

- Grade 9 maths -
**Steve**, Tuesday, January 22, 2013 at 2:48pm225 = 3^2 5^2

so, √225 = 3*5 = 15

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