السؤال أحسب X0 salam
f'(x) = mou3amal tawjih elmamass hna howa 1
troh tachta9 lmou3adla ta3ak w tsawiha lmou3amal tawjih 1 w thalha mou3adla normal talga x wach yousawi
ana jatni haka w mana3raf
bon courage
oui khti merci cbn hdak houwa lhel
كيما قالت الاخت مريم
bla mzeya khouya