Find the arc length given the equation y=(x^4/8)+(1/4x^2) [1,3]

2 answers

Do you mean between x = 1 abd x = 3?

Is the second term 1/(4x^2) or (1/4)x^2?
Yes between the interval x=1 and x=3 and in the second term it is 1/(4x^2)