You may want to work through a tutorial on finding the domain of a function Domain and range of functions.
Problem 1: Find the domain of the real valued linear function f given below.
f(x) = x + 1
Problem 2: Find the domain of the real valued square root function f given below.
f(x) = sqrt(2x)
Problem 3: Find the domain of the real valued rational function f given below.
f(x) = (x  1) / (x  3)
Problem 4: Find the domain of the real valued function f given below.
f(x) = sqrt(x + 1) / (x + 3)
Problem 5: Find the domain of the real valued cube root function f given below.
f(x) = cube root(2x + 1)
Problem 6: Find the domain of the real valued logarithmic function f given below.
f(x) = ln(x^{2}  9)
Problem 7: Find the domain of the real valued sine function f given below.
f(x) = 2sin(x  1)
Problem 8: Find the domain of the real valued exponential function f given below.
f(x) = e^{(x  4)}
Problem 9: Find the domain of the real valued arcsine function f given below.
f(x) = arcsin(x^{2}  1)
Problem 10: Find the domain of the real valued rational function f given below.
f(x) = 1 / (x^{3} + x^{2} 2x)
More Problems  Applet
1  click on the button above "click here to start" and MAXIMIZE the window obtained.
2  click start on the main menu.
3  answer the question by checking a,b,c,d or e in the lower part of the
window.
You can review your answers and change them by checking the desired letter.
Once you have finished, press "finish" and you get a table with your answers and the right answers to compare with.
More on
domain and range of basic functions.
and
Math Problems, Questions and Online Self Tests.
