Use an addition or subtraction formula to find the exact value of the expression, as demonstrated in example 1. tan(105°)

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.

Afamily has five members. a mom, a dad, two sisters, & a brother. the family lines up single file. what is the probabillity that the mom is at the front of the line

Iknow its nothing to do with education, but what type of thing should i wrote here? ? : ) its for mcdonald's btw.