I am having some problems determining if one of these 2 relations is a function, help would be appreciated!

The lee family bought their home for $220,000 this year. the equation =220,000(1.038) v = 220 , 000 ( 1 . 038 ) x can be used to find the value, v, of their home after x years. which will be the value of the lee family's home in 5 years?

Ineed if you could explain and give me the answer you! this needs done

The vertices of a triangle are a(7,5), b(4,2), c(9,2). what is m