Déterminer le domaine de définition de la fonction suivante : f(x) = x/√x²+x+x - x
(l'expession x²+x+1 se trouve sous la racine )

Twenty points. suppose that one doll house uses the 1 inch scale, meaning that 1 inch on the doll house corresponds to 1/2 foot for life-sized objects. if the doll house is 108 inches wide, what is the width of the full-sized house that it's modeled after? in inches and feet

The graph represents f(x)=[x]+3. what is f(-2.2)?

As a salesperson you get $23/ day and $3.60/each sale you make. if you want to make at least $84. in one day, how many sales would need to make? a 15b 16c 17d 18