Geometric Series
By C Adams
Find the sum of each geometric series.
4 + 12 + 36 + . . . + 26244
-5 + 10 + -20 + . . . + 2560
1000 + 500 + 250 + . . . + 31.25
-2 + -4 + -8 + . . . + -8192
6561 + 2187 + 729 + . . . + 1
Making algebra encyclopedically accessible
By C Adams
Find the sum of each geometric series.
4 + 12 + 36 + . . . + 26244
-5 + 10 + -20 + . . . + 2560
1000 + 500 + 250 + . . . + 31.25
-2 + -4 + -8 + . . . + -8192
6561 + 2187 + 729 + . . . + 1