Try this answer.......
(click on the picture if you don't know what i am talking about)
Answer:
The curve is given by r(s)=
Step-by-step explanation:
The aec length of the curve is given by:
L=
r(t) = 3t i + (7 − 4t) j + (3 + 2t) k
r'(t)= 3 i -4 j + 2 k
|r'(t)|= 
L=
L=
s(t)=
We have to obtain t in terms of s, hence:
t=
Finally,
r(s)=
Answer:
3.5x+7
Step-by-step explanation:
divide your coeeficients by 4
A i think and i don't know what else
-11/45 is the correct choice