Directions
Multiply both sides of the equation by r.
Find Sn-rSn
Factor out...
Mathematics, 15.06.2021 16:50 Moneyman587
Directions
Multiply both sides of the equation by r.
Find Sn-rSn
Factor out Sn and a
Solve for Sn
Please show all the work and I will give brainiest
Answers: 2
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