Question 173238
Domain:  Start with the set of all real numbers.  Are there any values or sets of values for which T would not be defined?  If there are, then the domain is the set of all real numbers except those values for which T is undefined.  Otherwise, the domain is all real numbers.


The coefficient on n in this case is the number 2.


The rate of change of this straight line function is the slope of the line.  For any equation of the form {{{y=mx+b}}}, {{{m}}}, the coefficient on the independent variable, is equal to the slope or rate of change of the function.