IS this from a book or online
Answer:
Step-by-step explanation:
It’s 20f-30g I just took that question on a test
Answer:
A
Step-by-step explanation:
The vertex of a parabola lies on the axis of symmetry.
Use Hooke's law... (just kidding)
Break down each force vector into horizontal and vertical components.



The resultant force is the sum of these vectors,

and has magnitude

The closest answer is D.