"Ken" <tyl### [at] pacbellnet> wrote in message news:387B8B75.DE729718@pacbell.net... > > Does 21*x^5*y^2 = 21*x^5*(y*2) ? > (y*2) if (3*2) equals 6, whereas y^2 if 3^2 equals 9. So no, does not... Bob
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