Question

integration of the square root of quantity (1+[f'(x)^"2) dx with the limits a to b

Answer 1

help me

Answer 2

hmm is that \[\int_{a}^{b}\sqrt{1+(f'(x))^2}dx\]

Answer 3

ya

Answer 4

really, even it is the case, you giving insufficient info

Answer 5

Well, we do know that it is formula for arc length of curve.

Nothing else lol

Answer 6

that integral gives us the arclength

Answer 7

we are still hungry for more information.

Answer 8

:)

Answer 9

please help me

Answer 10

if you want a derivation, see
http://tutorial.math.lamar.edu/Classes/CalcII/ArcLength.aspx

Answer 11

Still don't understand exactly what do you need help with?

Answer 12

Prove the theorem ......