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Display the interval notation for:
{x|x<1}
An interval as a set of numbers.
Numbers = endpoints.
You entered set buider notation
We get interval notation by saying x<1
Inequality Sign Evaluation
You entered the < sign
No equal sign translates to ).
Do not include the number 1
Based on the < you entered,
the left side of the interval notation will extend to negative infinity,
which is denoted as -∞
{ x | x<1 } where | denotes such that
∞,...,-9,-8,-7,-6,-5,-4,-3,-2,-1,0