حل التمرين 72 ص 58 أرجوو المساعة

[أمال الشافية]

مع الشرح (svvvvvvvvvvvvvvvvvvvvvpppp .... (2AS )

[raouf96]

في الرياضيات
لكان تصبر لعشي نحطلك الجواب

[loubna maily]

تمرين 72 ص 58

1-
http://latex.codecogs.com/gif.latex?x%5E%7B3%7D-x%5E%7B2%7D+3x-3%3C0
http://latex.codecogs.com/gif.latex?x%5E%7B2%7D%28x-1%29+3%28x-1%29%3C0
http://latex.codecogs.com/gif.latex?%28x-1%29%28x%5E%7B2%7D+3%29%3C0
بما أن http://latex.codecogs.com/gif.latex?%28x%5E%7B2%7D+3%29%20%3E0 فان اشارة http://latex.codecogs.com/gif.latex?x%5E%7B3%7D-x%5E%7B2%7D+3x-3 من اشارة http://latex.codecogs.com/gif.latex?x-1
http://latex.codecogs.com/gif.latex?x%3C1 ومنه http://latex.codecogs.com/gif.latex?S%3D%20%5D-%5Cinfty%20%2C1%20%5Cleft%20%5B

[loubna maily]

2-
http://latex.codecogs.com/gif.latex?-2x%5E%7B3%7D+2x%5E%7B2%7D-x+1%5Cleq%200
http://latex.codecogs.com/gif.latex?2x%5E%7B2%7D%28-x+1%29+%28-x+1%29%5Cleq%200
http://latex.codecogs.com/gif.latex?%281-x%29%282x%5E%7B2%7D+1%29%5Cleq%200
بما أن http://latex.codecogs.com/gif.latex?2x%5E%7B2%7D+1%5Cleq%200 فان
http://latex.codecogs.com/gif.latex?-x+1%5Cleq%200
http://latex.codecogs.com/gif.latex?-x%5Cleq%20-1
http://latex.codecogs.com/gif.latex?x%5Cgeq%201
و منه http://latex.codecogs.com/gif.latex?S%3D%5B1%2C+%5Cinfty%20%5Cleft%20%5B

[loubna maily]

3-
http://latex.codecogs.com/gif.latex?x%5E%7B3%7D-2x%5E%7B2%7D-x-2%3E0
http://latex.codecogs.com/gif.latex?x%5E%7B2%7D%28x-2%29-%28x-2%29%3E0
http://latex.codecogs.com/gif.latex?%28x-2%29%28x%5E%7B2%7D-1%29%3E0
http://latex.codecogs.com/gif.latex?%28x-2%29%28x-1%29%28x+1%29%3E0
القيم التي تعدم هي : http://latex.codecogs.com/gif.latex?-1%20%2C%201%20%2C%202
http://im36.gulfup.com/rlAlU.bmp
http://latex.codecogs.com/gif.latex?S%3D%5D-1%2C1%5Cleft%20%5B%20%5Cmho%20%5Cright%20%5D2%2C+% 5Cinfty%20%5B

[أمال الشافية]

Merciiiiiiiiiiiiiiiii Loubna rabi Yahafdeek

[raouf96]

اسف على التاخر
69158

[raouf96]

69159
بالتوفيق

[أمال الشافية]

welah tal3étli flou ya khouya mais merciiii ^^

[raouf96]

ani kima sawart tharkat yadi choufi bark ay tban chwiya