What is the value of ?

Which term best describes the association between variables a and b

You have a 32-foot fence around a square garden. there are 4 equal sections. you paint 13 of one section of the fence. what fraction of the fence did you paint? you have a 32-foot fence around a square garden. there are 4 equal sections. you paint 13 of one section of the fence. what fraction of the fence did you paint?

Asequence is defined recursively using the formula f(n + 1) =f(n) - 5. which sequence could be