Will Medal for answer with practice problem: Which represent the first three terms of the sequence: a1 = 2 and an = 3(an – 1)2?

3, 12, 432
2, 12, 432
2, 12, 27
3, 12, 27

Question

Will Medal for answer with practice problem: Which represent the first three terms of the sequence: a1 = 2 and an = 3(an – 1)2? 

       3, 12, 432
       2, 12, 432
       2, 12, 27
       3, 12, 27

solomonzelman · Answer

$\large\color{blue}{ a_n=3(a_{n-1})^2   }$

solomonzelman · Answer

you need a sigma notation?

anonymous · Answer

I worked it out and ended up with the very last answer...

solomonzelman · Answer

I don't understand what exactly you want,. you don't want to find the terms, but just want a sigma notation, or what is the question?

anonymous · Answer

Is D correct?