Sonli tengsizliklar
1. Agar x<0 bo`lsa, uning ishorasini toping.
A) musbat B) manfiy C) nomusbat D) nomanfiy
2. Agar x>0 bo`lsa uning ishorasini toping.
A) musbat B) manfiy C) nomusbat D) nomanfiy
3. Agar x>0 bo`lsa, x+2 ning ishorasini toping
A) musbat B) manfiy C) nomusbat D) nomanfiy
GRAND TIME
4. Agar x<0 bo`lsa, 3x-5 ning ishorasini toping
A) musbat B) manfiy C) nomusbat D) nomanfiy
5. Agar x<2 bo`lsa, x-11 ning ishorasini toping
A) musbat B) manfiy C) nomusbat D) nomanfiy
6. Agar x>0 bo`lsa, x
3
+3x ning ishorasini toping
A) musbat B) manfiy C) nomusbat D) nomanfiy
7. Agar x<0 bo`lsa, 2x
3
-1 ning ishorasini toping
A) musbat B) manfiy C) nomusbat D) nomanfiy
8. Agar x>0 bo`lsa, (2x-3)
2
ning ishorasini toping
A) musbat B) manfiy C) nomusbat D) nomanfiy
GRAND TIME
9.Agar x<0 bo`lsa, (1-3x)
3
ning ishorasini toping.
A) musbat B) manfiy C) nomusbat D) nomanfiy
10. Agar x>0 va y<0 bo`lsa, xy ko`paytma ishorasini
toping A) musbat
B) manfiy
C) nomusbat
D) nomanfiy
11. Agar x>2 va y<0 bo`lsa,
ning ishorasini toping
A) musbat
B) manfiy
C) nomusbat
D) nomanfiy
GRAND TIME
12. Agar x∙y>0 bo`lib x<0 bo`lsa, y ning ishorasini
toping A) musbat
B) manfiy
C) nomusbat
D) nomanfiy
13. Agar x∙y<0 bo`lib, y<0 bo`lsa, x ning ishorasini
toping A) musbat
B) manfiy
C) nomusbat
D) nomanfiy
14. Agar
bo`lib, x>2 bo`lsa, y ning ishorasini
toping A) musbat
B) manfiy
C) nomusbat
D) nomanfiy
15. Agar
bo`lib, x>11 bo`lsa, y ning ishorasini
toping A) musbat
B) manfiy
C) nomusbat
D) nomanfiy
16. x
2
∙y
3
<0 bo`lsa, y ning ishorasini toping
A) musbat B) manfiy C) nomusbat D) nomanfiy
+998914002800
17. x
3
∙y
4
>0 bo`lsa, x ning ishorasini toping
A) musbat
B) manfiy
C) nomusbat
D) nomanfiy
GRAND TIME
18. x
2
∙y
3
<0 va x
3
∙y
4
>0 bo`lsa, x va y ishoralarini
aniqlang A) +;- B) -;- C) +;+ D) -;+
GRAND TIME
19. x
4
∙y
3
>0 va x∙y<0 bo`lsa, x va y ning ishoralarini
aniqlang A) +;- B) -;- C) +;+ D) -;+
20. x
3
∙y
6
<0 va x
2
∙y>0 bo`lsa, x va y ning ishoralarini
toping. A) +;- B) -;- C) +;+ D) -;+
21. x
2
y
3
<0; y
2
z
3
<0 va x
3
z
5
>0 bo`lsa, x;y;z ning
ishoralarini toping.
A) -;-;- B) +;-;+ C) -;+;- D) -;-;+ E) -;+;+
22. a>b bo`’lsa a-b ning ishorasini toping
A) musbat
B) manfiy
C) nomusbat
D) nomanfiy
23. a>0 va b>c bo`lsa, a∙(b-c) ning ishorasini toping
A) musbat
B) manfiy
C) nomusbat
D) nomanfiy
GRAND TIME
24. a<0 va b< c bo`lsa, ab-ac ning ishorasini toping
A) musbat B) manfiy C) nomusbat D) nomanfiy
25. a∙b>0; b
4
∙c
3
<0 va a∙c
2
>0 bo`lsa, a;b;c larning
ishoralarini toping A) -;+;- B) -;-;+ C) +;-;- D) +;+;-
26. a
3
∙b
10
<0; b
3
∙c
8
<0 va c-b<0 bo`lsa, a;b;c larning
ishorasini toping. A) -;+;+ B) +;-;- C) -;+;- D) -;-;-
27. x
5
∙y
2
>0; xyz<0 va xz>0 bo`lsa, x;y;z larning
ishorasini toping A) +;+;- B) +;-;+ C) -;+;- D) -;-;+
28. 2son bor A) 7 B) 8 C) 9 D) 10
29. 2
tengsizlikni qanoatlantiruvchi butun
sonlar nechta. A) 7 B) 8 C) 9 D) 10
GRAND TIME
30. 2≤x≤11 tengsizlikni qanoatlantiruvchi butun sonlar
nechta. A) 7 B) 8 C) 9 D) 10
31. a
5
∙b
2
>0 va a
2
∙c
3
<0 va b∙c>0 bo`lsa, a;b;c larning
ishoralarini toping
A) +;-;- B) +;-;+ C) -;+;- D) -;-;+ E) -;-;-
32.
; a∙c
2
<0 va b∙c>0 bo`lsa, a;b;c larning
ishoralarini toping.
A) -;-;+ B) +;-;- C) +;-;+ D) -;-;- E) -;+;-
33. x∙y
3
∙z
2
<0; x∙y
2
∙z
4
>0 va x∙y∙z<0 bo`lsa, x;y;z larning
ishoralarini toping
A) +;-;- B) -;+;- C) +;-;+ D) -;-;- E) +;+;+
34. x∙z
3
<0; x∙y=0 va x
2
z>0 bo`lsa x;y;z lar uchun to`g`ri
munosabatni toping
A) z 0>0>0>11>0>0>0>0>0>0>0>0>0>0>0>0>0>0>0>0>0>2>0>0>
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