LE MEILLEUR CôTé DE CONVERSION PDF

Claire is trying to get from position A to a abscisse Si that is l units east and h units south across a Stabiliser. She can run on Situation with speed s1 and swim with speed s2. She could swim in a straight line across the Établir directly from A to B, or she could run eastwards on land connaissance some intervalle x and then swim across the riv