Peggy has been studying a type of bacteria that triples every month. Originally, there were 2 bacterial cells. She wants to know how many there will be after 24 months. Which equation should she use?

a24 = 2(3)(24)

a24 = 2(3)24 − 1

a24 = 2(3)24

a24 = 2(3)(24 − 1)

@Hero

Question

Peggy has been studying a type of bacteria that triples every month. Originally, there were 2 bacterial cells. She wants to know how many there will be after 24 months. Which equation should she use?
 
 a24 = 2(3)(24) 

 a24 = 2(3)24 − 1 

 a24 = 2(3)24 

 a24 = 2(3)(24 − 1)

@Hero

anonymous · Answer

@inkyvoyd @sophiehugs @midhun.madhu1987 @anonymous_user @Kerson @radar @ranga

midhun.madhu1987 · Answer

This is possibly a Geometric Progression with :

first term, a = 2
Common ratio, r = 3
n = 24

nth term of a Geometric Progression is given by???

Can u make a try?

anonymous · Answer

I'm thinking the answer is c

midhun.madhu1987 · Answer

what is the nth term of a Geometric Progression?

anonymous · Answer

I don't know I'm really confused

midhun.madhu1987 · Answer

|dw:1409412741332:dw|

You should have asked me...if you don't know the steps.. don't just guess answers.

So,now I hope u know the answer.. Just plug in the values...