Networks and Matrices

 $3\sqrt{25}$  

 $3\sqrt{5}$  

 $5\sqrt{3}$  

 $75$  

 $24x$  

 $4x^2\sqrt{8x}$  

 $2x\sqrt{6x}$  

 $3x+2$  

 $4\sqrt{2}$  

 $2\sqrt{2}$  

 $4$  

 $\sqrt{2}$  

3 ways

4 ways

7 ways

5 ways

two possible ways

Three possible ways

one possible way

four possible ways

There are three bus routes from City 1 to City 2 and two bus routes from City 2 to City 4, so there are 𝟔 possible ways to travel from City 1 to City 4.

There are two bus routes from City 1 to City 2 and two seven routes from City 2 to City 4, so there are 14 possible ways to travel from City 1 to City 4.

There are four bus routes from City 1 to City 2 and three bus routes from City 2 to City 4, so there are 12 possible ways to travel from City 1 to City 4.