Can someone show me how to do a problem like this...
f(x) = x^2 + 3x - 40
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x^2 - 4x - 12
Thanks for any help!
Hi KarlosK
You can learn to type math equation here http://www.mathhelpforum.com/math-he...-tutorial.html
Find the domain means that you find all possible values of x. To find all possible values of x, you need to know the values of x that make the function undefined.
For rational function, the function will be undefined if the denominator .....