5
∑ (2n-1)
n-1

find the sum of the series. show your work. for the

Acollection of coins has value of 64 cents. there are two more nickels than dimes and three times as many pennies as dimes in this collection. how many of each kind of coin are in the collection?

Two cars which are 40 miles apart start moving simultaneously in the same direction with constant speeds. if the speed of the car which is behind is 56 mph and the speed of the other car is 48 mph, how many hours will it take for the car which is behind to catch up the car ahead of it?

This graph shows a portion of an odd function. use the graph to complete the table of values. x f(x) −2 −3 −4 −6