all the x number smaller than 1
Explanation
the symbol
[tex]<[/tex]represents an inequality, it means smaller than , this is Strict inequalities without the “or equal to” component are indicated with an open dot on the number line and a parenthesis using interval notation.so in thsi case 1 is not part of the solution set
so, as 1 is not part of the solution this is a open interval
[tex]undefined[/tex]all the x number smaller than 1
I hope this helps you