the circular portions of the following figures are semicircles. for each of the following figures find the perimeter and area

Look at the following graph of the given equation. determine whether the equation is a function. explain why or why not.

Find the greatest common factor of the followig monomials 21u^5v,3u^4v^6, and 3u^2v^5

Barney & noblet customers can choose to purchase a membership for $25 per year members receive 10% off all store purchases 1. how much would a member pay per year if he bought $50 worth of items each year? 2. write a slope-intercept equation that expresses how much a member pays per year using x to represent his purchases per year 3. how much would a member have to spend per year to pay off his membership fee?