Chinh wants to have a program print, "Sorry, but that isn’t one of your options" until the user enters the correct information. What should be used to do this? a database

import

a while loop

a for loop

Imagine that you have a friend who is starting a small business and is interested in using social media to spread the word. he is not certain that it is a good move, and has come to you for . would you advise him to use social media to advertise his business? why or why not? support you answer with information from the text.

Atool that matches persoal skills qualities interests and talets to a career is called a

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.