u/Icy-Doughnut-2933

https://preview.redd.it/fdl8ylc3ovxg1.png?width=742&format=png&auto=webp&s=f8ed7fdc36781395e66e1e91b03b151bc1187ba0

SO I AM A 28TARD JUST STARTED CLASSES A WEEK AGO HAD 2 PHYSICS CLASSES AND SIR GAVE US THIS QUESTION . IS THIS QUESTION DIFFICULT OR AM I JUST TOO SLOW TO UNDERSTAND
ALSO PLEASE POST SOLUTION