Mostafa Morsi

تصميم ماكينة بنتوجراف (منساخ) الدون بوسكو Pantograph Design Don Bosco

Accumulative Test (1): Math 3rd Prep 1st Term (Cartesian Product)

Math 3rd Prep 1st Term Lesson Three Cartesian Product

Math 3rd Prep 1st Term Lesson Two Cartesian Product

Math 3rd Prep 1st Term Lesson One Cartesian Product

تخمير الحديد

47_d𝑦/d𝑥=𝑦² - (2𝑥 - 1) 𝑦 + 𝑥² -𝑥 +1 where 𝑦=𝑥

46_d𝑦/d𝑥= -2 -𝑦 + 𝑦² where 𝑦=2

45_d𝑦/d𝑥=𝑥³ (𝑦 -𝑥)² + 𝑦 /𝑥 where 𝑦=𝑥

44_d𝑦/d𝑥=𝑦² -2𝑥𝑦 +( 𝑥²+1) where 𝑦=𝑥

43_d𝑦/d𝑥=2𝑦² +(1/𝑥) 𝑦 -4/𝑥² where 𝑦=1/𝑥

42_d𝑦/d𝑥=𝑦² -2/𝑥² , where 𝑦=1/𝑥

41_Riccati's Equation

40_Bernoulli's Equation

39_How to solve Not Exact Differential Equation with the form Md𝑥+Nd𝑦=0

38_Determine the general solution (𝑦 Cos 𝑥+2𝑥 e^𝑦) d𝑥 +(Sin 𝑥+ 𝑥²e^𝑦+2) d𝑦=0

37_Solve (2𝑥𝑦) d𝑥 +(𝑥²+Cos𝑦) d𝑦 = 0

36_Solve (2𝑥²+𝑦+1) d𝑥 +(𝑥+3𝑦²-5) d𝑦 = 0

35_Solve Exact differential Equations

34_Introduction to 1st Order Exact differential Equations

33_t d𝑦/dt -5t = -𝑦

32_𝑥 d𝑦/d𝑥 = 3 - 𝑦

31_d𝑦/d𝑥 -𝑥 + 𝑦= 0

30_d𝑦/d𝑥 + 1=-𝑦/𝑥

29_Linear 1st order differential equations

28_7𝑥(𝑥-𝑦)d𝑦=2(𝑥²+6𝑥𝑦-5𝑦²)d𝑥

27_𝑥²+𝑦² d𝑦 = 𝑥𝑦 d𝑥

26_𝑥 - 𝑦 +𝑥 𝑦'=0

25_𝑥𝑦'= (𝑥²+𝑦²)/𝑦

24_Homogeneous 1st order Differential Equations