Reading for Domain and Range

Referenced from lesson Domain and Range

As you think about the functions below, remember that you can always type them into your interactions window in the Editor!

1) What is the name of the function being used in:

string-length("broccoli") + 8

2) What is the domain of the outermost function being used in:

scale(2, circle(40, "solid", "blue"))

3) What is the domain of the innermost function being used in:

scale(2, circle(40, "solid", "blue"))

4) How many arguments does the + operator take in:

string-length("broccoli") + 8

5) What is the range of the function string-length?

6) Is text a String, a function, or an Image?

7) Is the range of text a String or an Image?

8) What is the first argument to the circle function in:

scale(2, circle(40, "solid", "blue"))

These materials were developed partly through support of the National Science Foundation, (awards 1042210, 1535276, 1648684, and 1738598). Bootstrap:Algebra by Emmanuel Schanzer, Jen Poole, Ed Campos Jr, Flannery Denny, and Dorai Sitaram is licensed under a Creative Commons 4.0 Unported License. Based on a work at www.BootstrapWorld.org. Permissions beyond the scope of this license may be available by contacting schanzer@BootstrapWorld.org.