![Wannes Malfait on Twitter: "Finally managed to get an analytical solution for a catenary curve between two points (length not fixed). So now there is no more excuse for using a parabola Wannes Malfait on Twitter: "Finally managed to get an analytical solution for a catenary curve between two points (length not fixed). So now there is no more excuse for using a parabola](https://pbs.twimg.com/media/FPRxPP9XwAggima.jpg:large)
Wannes Malfait on Twitter: "Finally managed to get an analytical solution for a catenary curve between two points (length not fixed). So now there is no more excuse for using a parabola
![SOLVED: A. Calculate the derivative of arcsinh(x) two ways: using table 6 in Section 6.7, and by differentiating Equation 3 in Section 6.7 Table 6 = d/dx (sinh^-1(x))= (1/Sqrt(1+x^2)) Equation 3 = SOLVED: A. Calculate the derivative of arcsinh(x) two ways: using table 6 in Section 6.7, and by differentiating Equation 3 in Section 6.7 Table 6 = d/dx (sinh^-1(x))= (1/Sqrt(1+x^2)) Equation 3 =](https://cdn.numerade.com/previews/c27ccc8f-cc6c-4107-870e-a813c1552ae9_large.jpg)
SOLVED: A. Calculate the derivative of arcsinh(x) two ways: using table 6 in Section 6.7, and by differentiating Equation 3 in Section 6.7 Table 6 = d/dx (sinh^-1(x))= (1/Sqrt(1+x^2)) Equation 3 =
![SOLVED: 14. Let (n ) € N x R: Calculate by using the identit cosh (kx) cosh [(k + I)x] sinh x tanh [(k + I)z] tanh (kx) cosh (kz) cosh [(k + SOLVED: 14. Let (n ) € N x R: Calculate by using the identit cosh (kx) cosh [(k + I)x] sinh x tanh [(k + I)z] tanh (kx) cosh (kz) cosh [(k +](https://cdn.numerade.com/ask_images/7a7c929e25c346cd98ec8ecd1e9e2394.jpg)