Arc length of arc length of x=3y^(4/3)-(3y^(2/3))/32 from -64 to 216.

I can't seem to get the correct answer, despite having been able to get rid of the square root.

Any help much appreciated!

Question

Arc length of arc length of x=3y^(4/3)-(3y^(2/3))/32 from -64 to 216.

I can't seem to get the correct answer, despite having been able to get rid of the square root.

Any help much appreciated!

anonymous · Answer

y is from -64 to 216?
what is the correct answer?  if im still on i may give it a go

anonymous · Answer

Yeah, y is from -64 to 216. I don't know the answer (it's an online assignment)