What rational numbers are equal to 9?

1 Answer
Alan N.
Aug 30, 2016

(9q)/q9qq (q!=0q≠0 for qin ZZ)

Explanation:

A rational number is one of the form: p/q (q!=0 for {p,q}in ZZ)

In the sense that 9=9/1, 9 is already a rational number.

However, in general, we can set 9=p/q -> p=9q

Hence any (9q)/q (q!=0 for qin ZZ) form rational numbers that equal 9.

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