I’m pretty sure it is C but I’m not sure if I’m right or not
Step-by-step explanation:
I'm sorry I don't understand the question pls forgive me
Rob has R quarters, and David has R + 24 or 24 more than rob, so together they have 2R+24
With the curve

parameterized by

with

, and given the vector field

the work done by

on a particle moving on along

is given by the line integral

where

The integral is then

