calonzo wrote:Does anyone konw how to do these?!
8x^2/x-9 times x^2+6x+9/16x^3
, lacking grouping symbols, is ambiguous. As posted, it means the following:. . . . .
However, I strongly suspect that you mean this:. . . . .
As for how to simplify these fractions
, one uses the usual method: factor, and cancel any common factors. The only real difference is that one is factoring quadratics
and simplifying such as is shown in the previous reply, rather than working only with simple numerical values.