Question

find the general term a(n) for geometric systems
a1=-3 and a2=12

Answer 1

you should be able to use exactly the same method that @cwrw238 showed you in your previous post of a similar question: http://openstudy.com/users/sistergrl4#/updates/50b23175e4b09749ccac8c65

Answer 2

THANK YOU I COULDNT FIND

Answer 3

\[\sum_{K=1}^{4} (K+4)^2\]

Answer 4

COULD YOU HELP ME ON THIS ONE