How many different ways are there for n families to line up single file for an amusement park ride, if each family consists of two parents and k children, and if the members of each familymmust all stand together, with the children between the parents?

the solution is x=1

step-by-step explanation:

we are given our   equation as

let's assume

left side function is

right side function is

now, we can draw graph

and then we can get intersection point

the intersection point will be solution

so, the solution is

x=1

im not sure of the names, but the answer is 48