Matematika fanidan kompetensiyaviy yondoshuvga asoslangan nazorat ishlari yuzasidan


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Matematika-fanidan-nazorat-ishi


II variant

1. Qaysi funksiya kvadratik funksiya bo’lmaydi?

1) х + 2х2 2) у = х2 – 1 3) у = х2 + 4) у = х2 – х – 1.

2. Funksiyaning nollarini toping: .

1) -3 va - 2 2) 0 va 1 3) -1 va - 4) 1 va -.

3. Tengsizlikni yeching: .

1) 2) 3) , 4)

4. Tengsizlikni yeching: : .

1) x > -7 2) -7 < x < 1 3) x > 1 4) x < -7

5. Tengsizlikni yeching: : .

1) –2 < x < 1 2) -2 < x < 0,5 3) 4) 0 < x < 0,2

6. Ifodaning qiymatini toping:

1) 2) 3) 4)

7. Ifodani soddalashtiring:

1) 2) 3) 4) .

8. Ikki sonning yig’indisi 16 ga teng. Bu sonlarning ko’paytmasi qanday eng katta qiymatga ega bo’lishini aniqlang.



1) 6 2) 7 3) 5 4) 3

9. Doira yuzi  formula bilan hisoblanadi, bu yerda - doira radiusi (m), ;  - doira yuzi (). Radiusi 8,5 m bo’lgan doiraning yuzini toping.

1) 2) 3) 4)

10. Doira yuzi  formula bilan hisoblanadi, bu yerda - doira radiusi (m), ,  - doira yuzi (). Yuzi 286 m² bo’lgan doira radiusini toping.

1) 2) 3) 4)

10. Hisoblang: .

1) 1 2) –1 3) 0 4) .

11. Hisoblang: .

1) 1 2) –1 3) 4) .

12. - arifmetik progressiyada va . ni toping.

1) 44 2) -44 3) -33 4) 33.

13. Agar va bo’lsa, arifmetik progressiyaning dastlabki to’qqizta hadining yig’indisini toping.

1)104 2) 108 3) 106 4) 109.

14. Agar va bo’lsa, geometrik progressiyaning maxrajini toping.

1) 0,6 yoki - 0,6 2) 0,3 yoki –0,3 3) 0,4 yoki –.0,4 4)6 yoki –6.

15. Agar va bo’lsa, geometrik progressiyaning dastlabki to’qqizta hadining yig’indisini toping.

1) 511 2) 512 3) 513 4) 510



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