Answer:
slope is 3
Step-by-step explanation:
1,1 . 2,4 are two points on the graph
the equation to find slope is[tex]\frac{y_{1}- y_{2} }{x_{1}- x_{2} }[/tex]
so [tex]\frac{4-1}{2-1} = \frac{3}{1} = 3[/tex]