with that template in mind, let's take a peek
now, the midline for the parent function of sin(x) is simply the x-axis, namely y = 0.
this shifted/transformed version of it, has a vertical shift of 4 units down, so the midline moved from y = 0, to y = -4.
Answer:
What would you like me to help you with? ╰_╯
this is hard im also learning this
Check the picture below.