Graphs of Functions Not all graph in xy-plane is a function For every input variable,only one output corresponds A curve in the xy-plane is the graph of a function,if and only if no vertical line intersects cure more than once This is This is not a function a function
Graphs of Functions ⚫Not all graph in xy-plane is a function ⚫For every input variable, only one output corresponds ⚫ A curve in the xy-plane is the graph of a function, if and only if no vertical line intersects cure more than once x y x y This is not a function This is a function
Domain Range Domain-the set of all allowable inputs Range-the set of the all possible output when input over the domain Denoted by D,,and R,respectively Range of for Domain and Range of function f(x) Domain of f(x)
Domain & Range ⚫Domain – the set of all allowable inputs ⚫Range – the set of the all possible output when input over the domain Denoted by respectively for Domain and Range of function Range of f(x) Domain of f(x) , and D R f f f