An old nickel has doubled in value each decade. what is the value of the coin after 10 decades?

a. exponential growth or exponential decay (choose one)

b.

Acity plans to build a new rectangular-shaped park. the perimeter of the park will be 940 meters. the width of the park will be 300 meters. what will be the length, in meters, of the new park?

F(x)=x/2-2 and g(x)=2x^2+x-3 find (f+g)(x)

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?