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If 1+z+z^2+z^3+z^4+z^5+z^6=0, then z+z^2+z^4=?

blackpenredpen BLACKPENREDPEN · SEP 03, 2025

This YouTube video has 49 000 views and was published Sep 3, 2025 on blackpenredpen. That is 1.1x the channel's average views.