Irratsional tenglamalar — 10-sinf Algebra test savollari

1.√(2x+3)=5 tenglamani yeching.

• A)x=11
• B)x=1
• C)x=14
• D)x=-11

2.√(x+7)=x-5 tenglamani yeching (tekshirish bilan).

• A)x=9
• B)x=2
• C)x=9 va x=2
• D)yechimi yo'q

3.√(3x-2)-√(x+2)=0 tenglamani yeching.

• A)x=2
• B)x=1
• C)x=-2
• D)x=0

4.√(x²-3x)=2 tenglamani yeching.

• A)x=4 yoki x=-1
• B)x=4
• C)x=-1
• D)yechimi yo'q

5.√(x+4)=x-2 tenglamani yeching.

• A)x=5
• B)x=0
• C)x=5 va x=0
• D)yechimi yo'q

6.√(x+3)=3 tenglamani yeching.

• A)x=6
• B)x=9
• C)x=0
• D)x=-6

7.√(4-x)=2 tenglamani yeching.

• A)x=0
• B)x=2
• C)x=4
• D)x=-2

8.√x=-3 tenglama nechta ildizga ega?

• A)ildizi yo'q (√x≥0 bo'lgani uchun)
• B)bitta ildiz x=9
• C)bitta ildiz x=-9
• D)ikkita ildiz

9.√(x-2)=4 tenglamani yeching.

• A)x=18
• B)x=16
• C)x=6
• D)x=-14

10.√(2x)=6 tenglamani yeching.

• A)x=18
• B)x=12
• C)x=36
• D)x=3