What is the sum of the first 5 terms of a geometric series with a a1 = 10 and r = 1/5 ?

10 ! a train starts from grand city and travels toward belleville 388 miles away. at the same time, a train starts from belleville and runs at the rate of 47 miles per hour toward grand city. they pass each other 4 hours later. find the rate of the train from grand city.

The measure of one angle of an octagon is two times smaller that of the other seven angles. what is the measure of each angle?

Use the four functions below for this question. compare and contrast these four functions using complete sentences focus on the slope and y- intercept first, and then on any additional properties of each function