Answer:
-35
Step-by-step explanation:
you put -78 on top and take put 43 the put the negative back on
Answer:
it's not 16/,13 ; )
Step-by-step explanation:
Answer: 65.1 (mg)
Step-by-step explanation:

Distance formula ds = v(dx² + dy²) s = ? v(1 + (dy/dx)²) dx ......... s = the arc length y = 171 - x²/45
chegg
someone solved it on this
https://youtu.be/UGjXlMVdZvc