5.6 Graphing Functions

Which graphs represents a function?

Is this graph a function?

Is this graph a function?

Is this graph a function?

Which graph represents the function below

 $f\left(x\right)\ =2x-5$  

Which graph represents the function below?

 $g\left(x\right)=x^2-3$  

REVIEW: Determine the domain of the function:

 $g\left(x\right)\ =\frac{1}{x+3}$  

REVIEW: Which table defines a function?

REVIEW:
 $f\left(x\right)\ =\ 4x-3$  
 $g\left(x\right)=7-x$  
 $h\left(x\right)=x^2-5$  

Find the value of  $h\left(g\left(f\left(0\right)\right)\right)=?$  

(a)  

REVIEW: Which function includes

 $f\left(3\right)=5$  and  $f\left(-3\right)=23$