Download Interval Notation Domain And Range Images. In interval notation that is written (−∞,3)∪(3,∞). We can see that its domain is all real numbers except 3.
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Communicating the domain of a function can be wordy. For the domain, you need to find first the points where the function is not defined. When you discover a new function there are so many different kinds of functions, but domain and range are important parts of your study of functions. The sources of undefined operations are division by zero or squared root of a negative numbers.
