[RaanaTii]

http://www.wolframalpha.com/input/?i...%2F3%29%29%5E2


http://www.wolframalpha.com/input/?i...29%282x%2B6%29

http://www.wolframalpha.com/input/?i...2F2%29%2F3x%29


قيمة الميل

http://www.wolframalpha.com/input/?i...29+where+x%3D4

معادلة المماس

http://www.wolframalpha.com/input/?i...D+114%28x-4%29

معادلة العامودي

http://www.wolframalpha.com/input/?i...14%29%28x-4%29