and I don't know how to do this one either:
1/4,____,4
Or this one:
_____,_______,_______,2.5 r=2
My textbook doesn't go over this either....
Thanks
recall that the terms of a geometric series are given by:
for
where is the nth term, is the first term, is the common ratio, and is the current number of the term.
here we see that and
solve for and you can find the middle term.
here you haveOr this one:
_____,_______,_______,2.5 r=2
My textbook doesn't go over this either....
Thanks
solve for and you can find the other terms