الدوال الزائدية - دالة الظل الزائدية ( tanh x )

Round-12 hunt: picked; channel-level screens (sellers/exam/re-upload/devotional/vendor/events), provenance check, vendor/seller/devotional recheck and quality ranking (tier C) passed; strict per-title check + final strict pass; oEmbed verified.

A 6-minute video from Dr Shaimaa Salem: “الدوال الزائدية - دالة الظل الزائدية ( tanh x )”.

Video by Dr Shaimaa Salem, played through YouTube's embedded player.