Question

Here is a frog initially placed at the origin of the coordinate plane. In exactly second, the frog can either move up unit, move right unit, or stay still. In other words, from position , the frog can spend second to move to:]

Answer 1

A frog initially placed at the origin of the coordinate plane. In exactly second, the frog can either move up unit, move right unit, or stay still. In other words, from position , the frog can spend second to move to:] 9 steps