Irratsional tenglamalar sistemasi — 10-sinf Algebra test savollari

1.{√x+√y=5, x+y=13} sistemani yeching (x,y musbat butun, x>y).

• A)x=9, y=4
• B)x=4, y=9
• C)x=13, y=0
• D)yechimi yo'q

2.{√x=y, x-y=6 sistemani yeching (y>0).

• A)x=9, y=3
• B)x=4, y=2
• C)x=6, y=0
• D)x=36, y=6

3.{√(x)+√(y)=4, √x-√y=2 sistemani yeching.

• A)x=9, y=1
• B)x=1, y=9
• C)x=4, y=0
• D)x=16, y=4

4.{x=√y, x+y=6} sistemani yeching (x,y≥0).

• A)x=2, y=4
• B)x=4, y=2
• C)x=3, y=3
• D)x=6, y=0

5.{√(x+y)=3, x=y} sistemani yeching.

• A)x=4,5, y=4,5
• B)x=9, y=0
• C)x=3, y=3
• D)x=1,5, y=1,5

6.{x+y=10, √x=√y+2 sistemani yeching (x,y≥0, x>y).

• A)x=9, y=1
• B)x=8, y=2
• C)x=7, y=3
• D)x=6, y=4

7.{y=√x, x=4 sistemani yeching.

• A)x=4, y=2
• B)x=4, y=16
• C)x=4, y=-2
• D)x=2, y=4

8.{√x=3, y=x+1 sistemani yeching.

• A)x=9, y=10
• B)x=3, y=4
• C)x=9, y=8
• D)x=81, y=82

9.x=y² va y=√x tenglamalaridagi funksiyalar bir-biriga qanday munosabatda?

• A)bir-biriga teskari funksiyalar
• B)bir xil funksiyalar
• C)bog'liq bo'lmagan funksiyalar
• D)chiziqli funksiyalar

10.{√(x-1)=2, y=3x sistemani yeching.

• A)x=5, y=15
• B)x=3, y=9
• C)x=5, y=5
• D)x=4, y=12