Find the sum of the first 20 terms of the sequence: -1, 1, -1, 1, -1, … Solution:- Find an by using the explicit formula for geometric sequences: an…
learn maths and leave the fear of it
learn maths and leave the fear of it
Find the sum of the first 20 terms of the sequence: -1, 1, -1, 1, -1, … Solution:- Find an by using the explicit formula for geometric sequences: an…
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