And I'm going to do it kind of slow and do all of the different parts of the problem, but once you get some practice, you'll find that these are a bit second nature, and you won't have to go through all of these steps.
และผมจะทําช้าๆ สําหรับ ปัญหาแต่ละส่วน, แต่เมื่อคุณฝึกพอ คุณก็ทําได้โดยสัญชาตญาณ