Qo‘shish va ayirishning ifodalarni soddalashtirish xossalaridan soydalanib ifodaning qiymatini toping: а

27.01.2023
4 - nazorat ishi
I variant
1. Qo‘shish va ayirishning ifodalarni soddalashtirish xossalaridan soydalanib ifodaning qiymatini toping: а) ; b) .

2. 
   Ayirishni bajaring: а) ; b) ; c) .
   
3. 
   Amallarni bajaring: а) ; b) .
   
4. 
   Ifodaning qiymatini toping: .
   
5. 
   Tenglamani yeching: .
   

II variant

1. 
   Qo‘shish va ayirishning ifodalarni soddalashtirish xossalaridan soydalanib ifodaning qiymatini toping: а) ; b) .
   
2. 
   Ayirishni bajaring а) ; b) ; c) .
   
3. 
   Amallarni bajaring: а) ; b) .
   
4. 
   Ifodaning qiymatini toping: .
   
5. 
   Tenglamani yeching: .