Cancelling this through the fraction gives \(\frac{t + 2}{t}\). There are no more common factors in this expression. Note \(t\) cannot be cancelled as there is no \(t\) term in the +2 in the ...

Using high school algebra and geometry, and knowing just one rational point on a circle or elliptic curve, we can locate infinitely many others. You’re sitting at the end of a long conference table, ...