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Mustaqil yechish uchun berilgan misol va masalalarning
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oliy matematikadan misol va masalalar toplami algebra va analitik geometriya limit uzluksizlik hosila integral. 1 qism.
Mustaqil yechish uchun berilgan misol va masalalarning javoblari 1. ,... 3 5 , 5 12 , 2 3 , 3 8 , 1 . 2. ,... 30 , 0 , 18 , 0 , 6 . 3. ... , 10 19 , 7 15 , 4 11 , 7 . 4. ,... 3 14 , 3 13 , 3 8 , 3 7 , 3 2 . 5. ... ; 0 ; 1 ; 0 ; 1 ; 0 . 6. ,... 2 1 , 2 , 2 1 , 2 ; 2 1 . 7. 1 ) 1 ( n x n n . 8. ) ) 1 ( 1 ( 2 n n x . 9. 2 ) 1 ( cos n n x n . 10. 1 2 2 n n x n . 11. 1 2 1 2 ) 1 ( n n x n n . 12. Chegaralangan. 13. Chegaralangan. 14. Chegaralangan. 15. Chegaralangan. 16. Chegaralanmagan. 17. Yuqoridan chegaralangan, quyidan chegaralanmagan. 18. Quyidan chegaralangan, yuqoridan chegaralanmagan. 45. . 2 1 46. . 3 1 47. . 4 1 48. . 12 1 49. . 1 1 a d 50. . 2 1 2 1 a a d 51. . 3 1 3 2 1 a a a d 52. . 0 53. . 14 54. . 55. . 0 56. . 3 2 57. . 0 58. . q p e 59. . e 60. . 3 e 61. . 1 e 62. . e 63. . 1 11- amaliy mashg’ulot. FUNKSIYaNING LIMITI ning qanday qiymatlarida 0 0 x x ekanligidan b x f ) ( tengsizlikning o’rinliligi kelib chiqadi? . 001 , 0 ; 1 ; 1 ; 2 3 ) ( 0 b x x x f 1. . 001 , 0 ; 4 ; 2 ; ) ( 0 2 b x x x f 2. . 01 , 0 ; ; ; ) ( 0 a b a x x x f 3. . 01 , 0 ; 10 ; 2 ; 2 3 ) ( 0 2 b x x x f 4. 58 0 x x da ) (x f funksiyaning cheksiz katta ekanligi ma’lum. E x f ) ( tengsizlik o’rinli bo’lishi uchun x qanday bo’lishi lozim. 5. . 10 ; 0 ; 3 2 ) ( 3 0 E x x x x f 6 . 1000 ; 4 ; 4 2 ) ( 0 E x x x x f 7. . 1000 ; 0 ; 1 1 ) ( 0 E x e x f x 8. . 100 ; 2 ; 2 1 ) ( 0 E x x x f Funksiya limitining Geyne ta’rifidan foydalanib, quyidagi limitlarni toping. 9. . 3 5 1 2 lim 1 x x x 10. . 1 cos lim 0 x x x 11. . 1 sin lim 2 0 x x x 12. . 1 arcctg lim 0 x x x Funksiya limitining Geyne ta’rifidan foydalanib, quyidagi limitlarning mavjud emasligini isbotlang: 13. . 2 1 sin lim 2 x x 14. . cos lim x x 15. . 1 cos lim 0 x x Quyidagi munosabatlarni ta’rif yordamida yozing va tegishli misollar keltiring. 16 . ) ( lim b x f a x 17. . ) ( lim 0 b x f a x 18. . ) ( lim 0 b x f a x 19. . ) ( lim b x f x 20. Ushbu 0 ) ( lim , 2 ) ( lim , 3 ) ( lim x h x g x f c x c x c x limitlar berilganda, quyidagi mavjud limitlarni hisoblang, agar limit mavjud bo’lmasa, nima uchun mavjud emasligini izohlang. 1) )]. ( ) ( [ lim x g x f c x 2) . )] ( [ lim 2 x f c x 3) . ) ( ) ( lim x g x f c x 4) . ) ( ) ( lim x g x h c x 5) . ) ( ) ( lim x h x f c x 6) )]. ( ) ( [ lim x h x f c x 7) . ) ( ) ( ) ( lim x h x f x g c x 8) . ) ( ) ( 1 lim x g x f c x 21. Ushbu 5 ) ( lim , 0 ) ( lim , 5 ) ( lim x h x g x f c x c x c x limitlar berilganda, 59 quyidagi limitlarni hisoblang, agar limit mavjud bo’lmasa, nima uchun mavjud emasligini izohlang. 1) )]. ( 3 ) ( 2 [ lim x h x f c x 2) . ) ( lim c x x f c x 3) . )] ( [ lim 2 x h c x 4) . ) ( ) ( 3 lim x h x f c x 5) . )] ( 3 [ lim 3 x g c x Quyidagi limitlarni hisoblang. 22. ). 3 2 ( lim 0 t t t 23. . 3 27 lim 3 3 x x x 24. . 2 ) 6 ( lim 2 2 2 x x x x 25 . 4 2 lim 4 x x x 26 . 1 1 / 1 1 lim 2 0 t t t 27. . 1 1 1 1 lim 0 t t t 28 x x x f 3 ) ( 2 funksiya berilganda, quyidagi limitlarni hisoblang: 1) . 3 ) 3 ( ) ( lim 3 x f x f x 2) . 1 ) 1 ( ) ( lim 1 x f x f x Quyida berilgan funksiyalarning bir tomonli limitlarini toping. 29. . 0 1 , 2 ) ( 1 1 x x f x 30. . 0 2 , ) 2 ( 4 ) ( 3 x x x f 31. . 0 1 , 1 1 ) ( 2 x x x x f 32. . 0 0 , 2 cos 1 ) ( x x x x f 33. . 0 1 ; 1 , 3 2 , 1 , 1 3 ) ( x x x x x x f 34. 0 0 , 3 4 2 9 ) ( 2 x x x x f Quyidagi limitlarni hisoblang. 35. . 20 16 lim 2 2 4 x x x x 36. . 1 3 2 3 4 7 lim 2 2 1 x x x x x 37. . 5 11 2 35 2 lim 2 2 5 x x x x x 38. . 1 5 4 3 lim 2 2 0 x x x x x 39. . 8 25 3 8 15 2 lim 2 2 8 x x x x x 40. . 1 3 4 1 3 2 lim 2 2 1 x x x x x 60 41. . 14 9 28 17 3 lim 2 2 7 x x x x x 42. . 10 5 3 9 3 2 lim 2 2 3 x x x x x 43. . 7 3 2 10 7 4 lim 4 2 x x x x x 44. . 7 5 2 3 2 5 lim 2 3 4 x x x x x 45. . 5 9 3 lim 2 2 0 x x x 46. . 3 5 7 2 lim 9 x x x 47. . 3 8 2 5 lim 1 x x x 48. . 4 6 3 1 lim 10 x x x 49. . 8 2 4 12 lim 2 4 x x x x x 50. . 9 1 10 3 lim 2 5 x x x x x 51. . 5 5 5 4 lim 4 x x x 52. . 3 1 4 8 lim 3 2 x x x 53. . 4 5 cos 1 lim 2 0 x x x 54. . 3 cos cos lim 2 3 0 x x x x 55. . 2 cos 3 sin 7 sin lim 0 x x x x x 56. . 3 2 sin 4 sin lim 0 x x x x 57. . 2 cos cos lim 2 2 2 0 x x x x 58. . 2 sin 1 lim 2 2 x x x 59. . 2 ctg 3 sin lim 0 x x x 60. . 5 sin 2 3 arcsin lim 2 0 x x x x 61. . 5 sin 8 arcsin lim 0 x x x 62. . 2 sin 2 tg lim 2 0 x x x x 63. x x x x 4 10 5 lim 64. x x x x 5 3 2 2 lim 65. x x x x 3 4 3 4 lim . 66. . 2 3 4 3 lim 5 x x x x 67. x x x x 3 2 1 lim . 68. . 8 2 1 2 lim 2 x x x x 61 69. 1 3 1 4 1 2 lim x x x x . 70. . 5 4 3 lim 2x x x x Birinchi ajoyib limitga doir misollarni yeching. 71. x x x 20 sin lim 0 . 72. x x x 6 sin 9 sin lim 0 . 73. 2 0 2 4 cos 1 lim x x x . 74. bx ax x sin sin lim 0 . 75. x x tg x 3 8 lim 0 . 76. a x a x a x sin sin lim . 77. a x a x x 2 2 0 sin sin lim . 78. x x x x 4 sin cos 1 lim 3 0 . Quyidagi funksiyalarning qaysi biri cheksiz kichik bo’ladi: 79. . 3 , 27 9 6 ) ( 3 2 x x x x x f Download 1.03 Mb. Do'stlaringiz bilan baham: |
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