Principal = $800
Interest Rate = 3.5%
Time = 6 months
Find the interest earned.

Alake near the arctic circle is covered by a sheet of ice during the cold winter months. when spring arrives, the ice starts to melt. s(t) models the ice sheet's thickness (in meters) as a function of time tt (in weeks). s(t)=-0.25t+4

Identify a1 and r for the geometric sequence an= -256(-1/4) n-1

Select the number of ways in which a line and a circle can intersect