البحث:

https://alnasiry.net/forums//uploaded/15125_therd2.jpg

https://alnasiry.net/forums//uploaded/15125_ff2.png

https://alnasiry.net/forums//uploaded/15125_gifttherd2.png

https://alnasiry.net/forums//uploaded/15125_therrd1.jpg

https://alnasiry.net/forums//uploaded/15125_sixth6.png

https://alnasiry.net/forums//uploaded/15125_sampel2.png

https://alnasiry.net/forums//uploaded/15125_fifthn1.png

https://alnasiry.net/forums//uploaded/15125_master1.png

احسنت استاذنا الفاضل (صلاح احمد)
بارك الله بعلمكم وعملكم

https://alnasiry.net/forums//uploaded/15125_integ4.png

https://alnasiry.net/forums//uploaded/15125_integ3.png

https://alnasiry.net/forums//uploaded/15125_fifth55.jpg

https://alnasiry.net/forums//uploaded/15125_salasa2.png

https://alnasiry.net/forums//uploaded/15125_f22.png

https://alnasiry.net/forums//uploaded/15125_f33.png

نعم استاذنا الفاضل - انانقلت السؤال بدون حل
فعلا لا يمكن حل المعادلة بالطرق التي نعرفها !
بسبب عدم وجود حل للتكامل (integration factor)
https://alnasiry.net/forums//uploaded/15125_2222.png

https://alnasiry.net/forums//uploaded/15125_diff1.png

https://alnasiry.net/forums//uploaded/15125_seeen1.png
https://alnasiry.net/forums//uploaded/15125_seen2.png
https://alnasiry.net/forums//uploaded/15125_seen3.png...

https://alnasiry.net/forums//uploaded/15125_gifted11.png

https://alnasiry.net/forums//uploaded/15125_ten22.png

https://alnasiry.net/forums//uploaded/15125_sixth66.png

https://alnasiry.net/forums//uploaded/15125_therd3math.png

جواب السؤال من يوتيوب

اضغط هنا

https://alnasiry.net/forums//uploaded/15125_therrrrd.jpg

https://alnasiry.net/forums//uploaded/15125_improp1.png