Given that a does not equal b is it ever possible to have sqrta + sqrtb= sqrta+b

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.

Jim had 15 minutes to do 5 laps around his school what would his time be

The function f(x)= -(x+5)(x+1) is down. what is the range of the function?