What is the range of #f(x)=2x+3#? Precalculus Functions Defined and Notation Range 1 Answer AJ Speller Sep 25, 2014 This is a linear function in slope intercept form, #y=mx+b#. #y=2x+3# The domain is #(-oo,oo)# The range is #(-oo,oo)# Answer link Related questions What is the range of a function? What are some examples of range? How does the range of a function relate to its graph? What are common mistakes students make when working with range? How does the range of a function relate to its y-values? What is the range of a linear function? What is the range of a quadratic function? What is the range of a function like #f(x)=5x^2#? What is the range of a function like #f(x) = sqrt (x-5)#? How do I find the range of the function #f(x)=10-x^2#? See all questions in Range Impact of this question 9890 views around the world You can reuse this answer Creative Commons License