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Proofs of Derivatives of Ln(x) and e^x http://www.khanacademy.org/video/proofs-of-derivatives-of-ln-x--and-e-x ------------------------------------------------------- e^x و lnx يتناول هذا الفيديو حل امثلة لاثبات مشتقة ------------------------------------------------------- شكر خاص لمؤسسة شركاء في التنمية المستدامة -- فلسطين http://psdpal.org