Question

Find the length of the curve y= x⁴/4 + 1/4x² from x= 1 to x = 2

Answer 1

\[y=\frac{x^4}{4}+\frac{x^2}{4}\]

Answer 2

Do you know how to get this?
\[\int\limits_1^2 \sqrt{\left(x^3+\frac{x}{2}\right)^2+1} \, dx\]

Answer 3

http://www.mathwords.com/a/arc_length_of_a_curve.htm

Answer 4

yes...thank you