HELP it's Geometry HW I WILL GIVE BRAIN LIST AND 5 STARS​

Which term best describes the association between variables a and b? no association a negative linear association a positive linear association a nonlinear association a scatterplot with an x axis labeled, variable a from zero to ten in increments of two and the y axis labeled, variable b from zero to one hundred forty in increments of twenty with fifteen points in a positive trend.

If f(x)= sqrt4x+9+2, which inequality can be used to find the domain of f(x)?

3/4 = c/36 i need with this fraction proble.