Question

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Directions: Solve the following problems. Show your complete solution.

1. How many terms of the geometric sequence 28,84,252,... are
required to give a sum of 275548 ?

2. Add up all the terms of the infinite geometric sequence
(1/5,-1/15 ,1/45,-1/135,...)

3. A ball is dropped from a height of 20 m. Each time it strikes the ground it bounces back to a height of 1/4 of the distance from which it fell. Determine the total distance traveled by the ball
before it comes to rest.​

Answer 1

Answer:

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