Help with arithmetic/geometric sequences and series problem please

Help with arithmetic/geometric sequences and series problem please

I got my questions answered at brainly.com in under 10 minutes. Go to brainly.com now for free help!

The problem is in the attached file

the quantities are the the variables
like a_1,n,d,a_n in the problem a
and a_1,n,r,a_n in problem c

Looking for something else?

Not the answer you are looking for? Search for more explanations.

## More answers

Looking for something else?

Not the answer you are looking for? Search for more explanations.