Kasr sonlar. Ratsional son ,,, kasrlarni bir−biriga tengligini ko`rsating. Kasrning turlari. To`g`ri kasr, noto`g`ri kasr, aralash son

Ratsional va haqiqiy sonlar

Kasr sonlar. Ratsional son
1. , , , kasrlarni bir−biriga tengligini ko`rsating.
Kasrning turlari. To`g`ri kasr, noto`g`ri kasr, aralash son
2. , , , kasrlarning turini ayting.
3. , , , kasrlarning turini ayting.
4. , , kasrlarning turini ayting.
5. kasrni aralash son ko`rinishida yozing.
6. Kasrning qiymati ga teng. Bu kasrning surat va maxrajidan 3 ayrilsa, qiymati ga teng bo`ladi. Kasrning surati nechaga teng?
A) 6 B) 9 C) 12 D) 15 E) 18
7. 3,8=x+ tenglikda x va y 5 dan kichik nomanfiy son bo`lsa, y nechaga teng?
A) 0 B) 1 C) 2 D) 3 E) 4
8. a va b nomanfiy butun sonlar. 5,2=a+ bo`lsa, a+b ning eng katta qiymati nechaga teng?
A) 6 B) 14 C) 18 D) 26 E) 30
9. a va b haqiqiy sonlar. bo`lsa, b quyidagilardan qaysi biriga teng bo`la olmaydi?
A) B) 1 C) D) 2 E)
10. kasrning qiymatini ma`nosiz qiladigan x ning qiymatlari yig`indisi nechaga teng?
A) −2 B) −1 C) 0 D) 1 E) 2
11. tenglikda x ning qaysi qiymatida y aniqlanmagan?
A) 1 B) 2 C) 3 D) 4 E) 5
Kasrlar ustida amallar.
12. Amallarni bajaring.
a)
b)
c)
13. Amallarni bajaring.
a)
b)
c)
14. Amallarni bajaring.
a)
b)
c)
15. ifodaning qiymati nechaga teng?
16. ni hisoblang.
17. ni hisoblang.
A) 1 B) C) 0 D) E) −1
18. Sonning qismidan 7 ga ko`p bo`lgan son ayni songa teng. Son nechaga teng?
A) 14 B) 16 C) 24 D) 28 E) 36