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Universidad Nacional Autonoma de Honduras Escuela de Matematicas Guia de Ejercicios MM-201 Calculo I Lic. Carlos Miguel Cruz Rodas Teorema 0.1. Si r es cualquier numero entero positivo.Entonces: 1. lim x+1 x r =0 2. lim x→-∞ 1 x r =0 EJERCICIOS 1. lim x+2x +1 5x - 2 2. lim x+4x 2 +3 2x 2 - 1 3. lim x+x +4 3x 2 - 5 4. lim x+x 2 - 2x +5 7x 3 + x +1 5. lim x+x 2 +4 x +4 6. lim x→-∞ x 2 +4 x +4 7. lim x+q x + p x + x x +1 8. lim x→-∞ [ 2|x - 1|-|x| 3x +2 ] 9. lim x→-∞ 2x 2 - p x 2 - 2x +3 10. lim x→-∞ r 1 x 2 - 1 x x + -x - 1 x 4 + x 11. lim x→-∞ 1 -|x - x 2 | p x 4 + |x| 12. lim x+p x 4 - 3x - x 2 13. lim x→-∞ - x 2 +4 -|x| x - 3 1 - x 3 14. lim x→-∞ |x| + x 2 +1 x - 1 - x 3 15. lim x→-∞ 3 1+ x - 5 1 - x 5 1+ x - 3 1 - x 16. lim x→-∞ x - x 2 - 2 3 x 3 - 1 - 1 - x 17. lim x→-∞ 3 x 4 - x x 2 + x 4 18. lim x→-∞ x 2 - x - 3 x - 1 3 x - x 19. lim x→∞ (x + 1) 2 x 2 +1 20. lim x→∞ 2x 2 - 3x - 4 x 4 +1 21. lim x→∞ 1000x x 2 - 1 22. lim x→∞ 2x +3 x + 3 x 23. lim x→∞ x 2 - 5x +1 3x +7 24. lim x→∞ x 2 10 + x x 25. lim x→∞ 2x 2 - x +3 x 3 - 8x +5 26. lim x→∞ 3 x 2 +1 x +1 27. lim x→∞ (2x + 3) 3 (3x - 2) 2 x 5 +5 28. lim x→∞ x q x + p x + x 29. lim n→∞ ( 1 n 2 + 2 n 2 + 3 n 2 + ... + n - 1 n 2 ) 30. lim x→∞ (x + 1)(x + 2)(x + 3) x 3 31. lim x→∞ 2 x+1 +3 x+1 2 x +3 x 32. lim n→∞ 1 2 +2 2 +3 2 + ... + n 2 n 3 33. lim x→∞ ( n +1 - n) 34. lim x→±∞ ( p x 2 - 2x - 1 - p x 2 - 7x + 3) 35. lim x→∞ ( 3 p (x + 1) 2 - 3 p (x - 1) 2 ) 36. lim x→∞ x 3 2 ( p x 3 +1 - p x 3 - 1) 37. lim x→∞ ( x + a - x) 38. lim x→∞ ( p x 2 +1 - p x 2 - 1) 1

Mm 201 limites_en_el_infinito

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Page 1: Mm 201 limites_en_el_infinito

Universidad Nacional Autonoma de HondurasEscuela de Matematicas

Guia de Ejercicios MM-201 Calculo ILic. Carlos Miguel Cruz Rodas

Teorema 0.1. Si r es cualquier numero entero positivo.Entonces:

1. limx→+∞

1

xr= 0

2. limx→−∞

1

xr= 0

EJERCICIOS

1. limx→+∞

2x+ 1

5x− 22. lim

x→+∞

4x2 + 3

2x2 − 13. lim

x→+∞

x+ 4

3x2 − 5

4. limx→+∞

x2 − 2x+ 5

7x3 + x+ 15. lim

x→+∞

√x2 + 4

x+ 46. lim

x→−∞

√x2 + 4

x+ 4

7. limx→+∞

√x+

√x+√x

√x+ 1

8. limx→−∞

[2|x− 1| − |x|

3x+ 2] 9. lim

x→−∞

√2x2 −

√x2 − 2x+ 3

10. limx→−∞

√1

x2− 1

xx

+

√−x− 1

x4 + x11. lim

x→−∞

1− |x− x2|√x4 + |x|

12. limx→+∞

√x4 − 3x− x2

13. limx→−∞

−√x2 + 4− |x|

x− 3√1− x3

14. limx→−∞

|x|+√x2 + 1

x−√1− x3

15. limx→−∞

3√1 + x− 5

√1− x

5√1 + x− 3

√1− x

16. limx→−∞

x−√x2 − 2

3√x3 − 1−

√1− x

17. limx→−∞

3√x4 − x

x2 + x418. lim

x→−∞

√x2 − x− 3

√x− 1

3√x− x

19. limx→∞

(x+ 1)2

x2 + 120. lim

x→∞

2x2 − 3x− 4√x4 + 1

21. limx→∞

1000x

x2 − 1

22. limx→∞

2x+ 3

x+ 3√x

23. limx→∞

x2 − 5x+ 1

3x+ 724. lim

x→∞

x2

10 + x√x

25. limx→∞

2x2 − x+ 3

x3 − 8x+ 526. lim

x→∞

3√x2 + 1

x+ 127. lim

x→∞

(2x+ 3)3(3x− 2)2

x5 + 5

28. limx→∞

√x√

x+√x+√x

29. limn→∞

(1

n2+

2

n2+

3

n2+ ...+

n− 1

n2) 30. lim

x→∞

(x+ 1)(x+ 2)(x+ 3)

x3

31. limx→∞

2x+1 + 3x+1

2x + 3x32. lim

n→∞

12 + 22 + 32 + ...+ n2

n333. lim

x→∞(√n+ 1−

√n)

34. limx→±∞

(√x2 − 2x− 1−

√x2 − 7x+ 3) 35. lim

x→∞( 3√(x+ 1)2 − 3

√(x− 1)2)

36. limx→∞

x32 (√x3 + 1−

√x3 − 1) 37. lim

x→∞(√x+ a−

√x) 38. lim

x→∞(√x2 + 1−

√x2 − 1)

1

Page 2: Mm 201 limites_en_el_infinito

39. limx→±∞

(√x2 + 1− x) 40. lim

x→±∞x(√x2 + 1− x) 41. lim

x→±∞(√(x+ a)(x+ b)− x)

42. limx→∞

x3 + x

x4 − 3x2 + 143. lim

x→∞

x4 − 5x

x2 − 3x+ 144. lim

x→∞

x2 − 1

2x2 − 1

45. limx→∞

1 + x− 3x3

1 + x2 + 3x346. lim

x→∞(

x3

x2 + 1− x) 47. lim

x→∞(

x3

2x2 − 1− x2

2x+ 1)

48. limx→∞

(3x2

2x+ 1− (2x− 1)(3x2 + x+ 2)

4x2) 49. lim

x→+∞

√x2 + 1 +

√x

4√x3 + x− x

50. limx→∞

√x2 + 1− 3

√x2 + 1

4√x4 + 1− 5

√x4 + 1

51. limx→+∞

5√x7 + 3 + 4

√2x3 − 1

6√x8 + x7 + 1− x

52. limx→∞

3√x4 + 3− 5

√x3 + 4

3√x7 + 1

53. limx→∞

((x+ 1)10 + (x+ 2)10 + ...+ (x+ 100)10

x10 + 1010) 54. lim

x→+∞

(x+ 1)3 − (x− 1)3

(x+ 1)2 + (x− 1)2

55. limx→+∞

√x2 + 1−

√x2 − 1 56. lim

x→+∞−(x+

1

2) +

x2√x2 +

√2

2