Atelecom company wants to extend their horizontal cables over a distance of 510 meters. which cable should they use?

To hide gridline when you display or print a worksheet

Least square fit to polynomial write a function leastsquarefit3pol that solves a linear system of equations to find a least squares fit of a third order polynomial to an experimental data set given as two row arrays. the function leastsquarefit3pol must explicitly solve a set of linear equations and cannot use polyfit. there should be no restriction on the size of the problem that can be solved.

Anetwork security application that prevents access between a private and trusted network and other untrusted networks