Sequences & Series | Lec_36-6.8 | Sum of an Infinite Geometric Series | Question # 10, 11, 12 & 13

Whole-channel inclusion: MathLogic is an honest teaching channel (title sample + 3 transcripts read: The one sample with a transcript is a structured math lecture deriving moment of inertia formulas, consistent with the channel's teaching verdict.); this title passed a strict title check (sonnet) after a labelling pass.