Hisoblang
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2-kitob (1-10)
2-KITOB 2-TESTI 1-10-MAVZULAR 1. Hisoblang: 3 3−√12+3√3+ √3 A) 3 B) -2 C) 2 D) -3 2.( )2 8 − 3soddalashtiring A) 1 B) C) -3 D) -1 3. Sonni standart shaklga keltiring: 0,000027 A) 0,27 ∙ 10−4 B) 0,027 ∙ 10−3 C) 2,7 ∙ 10−5 D) 2,7 ∙ 10−6 4. 2|��−5|+2�� = 64 tenglamani natural yechimini toping. A) 2 B) 3 C) 1 D) 4 10. Аgar ��2 + �� − 1 = 0 tenglаmаning ildizlаri ��1 va ��2 bo’lsа, ��13 + ��23ning qiymаti qаnchаgа teng bo’lаdi? А) 1 B) 3 C) 2 D) -4 11. �� ning qаndаy qiymаtlаridа m��+1=m tenglаmа yechimgа egа bo`lmаydi? А) В) C) D) 12. Tenglаmа �� ning qаndаy qiymаtlаridа cheksiz ko`p yechimgа egа? 10(���� − 1) = 2�� − 5�� −9 А) −12В) 2 C) 12D) -2 13. �� ning qanday qiymatlarida 3 1 �� − �� = 2��(�� − ��) teglamaning ildizi 2 5. 256 5 4 3 + ⋅ − +hisoblang. 3 4 8 18 4 2 ga teng bo’ladi? A) 6 B) 5,5 C) 7 D) 6,5 √��+2−��2+4��+16 А) −2;12 В) 2 C) 2;12 D) 12 6. Agar �� = 9 bo`lsa, ��√��+8 ifodaning qiymatini toping. ��+2√��+4 14. �� ning qanday qiyatlarida A) 1 B) 0 C) -1 D) 2 7. x(x −15) = 3(108 − 5x) tenglamani idizlari yig`indisi 10 dan qanchaga kam. A) 10 B) -10 C) 9 D) 1 8. 9��2 − 4 = 0 tenglamaning ildizlari ko`paytmasining ikkilanganini toping. A) −49B) 49C) −89D) 89 9. ��3 − 9��2 − 2�� ko’phadni ko’paytuvchilarga ajrating. A) ��(�� + 11)(�� − 2) B) ��(�� − 11)(�� + 2) C) ��(�� + 11)(�� + 2) D) ��(�� − 11)(�� − 2) �� − �� = 3���� bitta yechimga ega? A) �� ≠13B) �� ≠ 3 C) �� ≠ −13D) �� ≠ −3 15. Tеnglаmаning ildizi 0 gа tеng bo`lаdigаn �� ning bаrchа qiymаtlаri ko`pаytmаsini tоping. ��2 − 9�� + (��2 − 4)(��2 − 9) = 0 А) 36 В)5 С) -6 D) 6 16. ning qаndаy qiymаtlаridа ifоdаni to`lа kvаdrаt shаklidа tаsvirlаb bo`lаdi? А) 113 В) 3 С) 4 D) 2-KITOB 2-TESTI 1-10-MAVZULAR 17. Ushbu tеnglаmаning ildizlаridаn biri ikkinchisidаn 9 mаrtа kаttа bo`lsа, ning qiymаtini tоping. А) 2,5 В) 2,4 С) 2,25 D) 3,5 18. Ushbu ��2 + ���� + 12 = 0 tеnglаmаning yеchimlаri ��1 va ��2 bo`lsа, |��1 − ��2| = 1 munоsаbаt �� ning nеchtа qiymаtidа bаjаrilаdi? А) 2 tа В) 1 tа С) 3 tа D) 4 tа 19. Nuqta qaysi chorakda yotadi A (-1, -3) A) I B) II C) III D) IV 20. A (5; 4) nuqtaning Ox o`qiga nisbatan simmetrik bo`lgan nuqtasini aniqlang. A) (5;-4) B) (-5;4) C) (0;4) D) (5;0) 21.y = –3x + b funksiyaning grafigi: N (5; 2) nuqtadan o`tishi ma'lum bo`lsa, b ning qiymatini toping. A) 15 B) 17 C) 19 D) 21 22. Agar va bo’lsa, funksiyaning grafigi kооrdinatalar tеkisligining qaysi chоraklarida jоylashgan? A) I; II B) I; II; III C) II; I; IV D) I; III; IV Е) II; III; IV 23. x ning qanday natural qiymatlarida y = - 4x2 + 3x - 1 kvadrat funksiya -2 ga teng qiymat qabul qiladi? A) 1 B) 2 C) 0 D) 3 24. Parabola uchining koordinatalarini toping: y = - 4(x - 1)2 + 5. A) (1;-5) B) (0;5) C) (1;5) D) (6;5) 25. �� = ��2 va �� = 3�� − 2 funksiyalarning kesishish nuqtalarini toping? A) (1; 1) ∪ (2; −4) B) (1; 1) ∪ (−2; 4) C) (1; 1) ∪ (2; 4) D) (1; 11) ∪ (2; 4) 26. �� = 2(�� + 4)2 − 4 funksiyaning simmetriya o’qi tenglamasini toping. A) �� = −4 B) �� = 4 C) �� = 0 D) -1 27. (��2 + �� + 1)(��2 + �� + 2) = 12 tenglamaning haqiqiy ildizlari ko’paytmasini toping A) 2 B) -2 C) 1 D) -1 28. �� = ��2 − 2�� + 2 funksiyaning eng kichik qiymatini toping A) 2 B) -2 C) 1 D) -1 29. Agar �� = 2,125 bo’lsa, √4��2 − 5(4�� − 5) + 2√9 + ��(�� + 6) ifodaning qiymatini toping. A) 5,5 B) 6,5 C) 6 D) 11 30. �� = ���� + 2 funksiya �� ning qanday qiymatlarida kamayuvchi bo’ladi? A) �� > 0 B) �� = 0 C) �� < 0 D) aniqlab bo’lmaydi Download 0.74 Mb. Do'stlaringiz bilan baham: |
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