ا القمر الدهبى New Member Jan 3, 2011 #1 اثبات حجم المجسم الناقص 4\3 abc بالتكامل الثنائى باستبدال المتغيرات x=rsinΘ,, y =rcosΘ
albertnammas مشرف بالجامعة / درّة كتاب العرب طاقم الإدارة Jan 4, 2011 #3 from this أو That is is covered by taking x from -a to a and, for each x, y from to . For each (x,y), z ranges from . The volume is or بالتوفيق
from this أو That is is covered by taking x from -a to a and, for each x, y from to . For each (x,y), z ranges from . The volume is or بالتوفيق