Problema Solution

Identify the domain and range or independent vs. dependent variables in the following.

a. y= f(x)=2x -5

b. M= f(n)= n+2

c. A= f(r) =rrr squared

Answer provided by our tutors

a. y= f(x)=2x -5


domain: R

range: R

independent variable: x

dependent variable: y


b. M= f(n)= n+2


domain: R

range: R

independent variable: n

dependent variable: M


c. A= f(r) =rrr squared


domain: R

range: R

independent variable: r

dependent variable: A