Question

Please help
1) what is trapezoids standard formula to calculate defined integrals
2) formula to calculate the curve between two points

Answer 1

2) formula to calculate the length of a curve between two points

Answer 2

Is the second part related to the first?

Answer 3

\[\int\limits_{a}^{b} \sqrt{(f_{}^{'} (x))^2 +1 } .dx\]

Answer 4

For the second part.

Answer 5

The first part, use Google.

Answer 6

thanks

Answer 7

You're welcome.