How do i solve this i’m in 8 grade and everyone in my class does not know the answer

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.

Which function has the domain x> -11?

Solve each quadratic equation by factoring and using the zero product property. x^2 - 8x + 30 = 3x