differentiate join and combined variation​

Sagot :

Answer:

Joint variation is just like direct variation, but it involves two or more variables: y=k(xz). Combined variation is a combination of direct and inverse variation:  y=kx/z.

Step-by-step explanation:

Answer:

Joint variation is just like direct variation, but it involves two or more variables: y=k(xz). Combined variation is a combination of direct and inverse variation: y=kx/z.