Which of the following is not an operating system?

a.
linux

b.
leopard

c.
windows

d.
internet explorer

What is the process in which the software development team compiles information to determine the final product.

Which of the following “invisible” marks represents an inserted tab?

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.