Capítulo 1

Ejercicios 1 y 2. Eliminación de signos de agrupación.

    1. a.5b.15x+3\hspace{0.1cm}a.\hspace{0.1cm}5\hspace{0.5cm}b.\hspace{0.1cm} 15x+3\begin{aligned} \\[3pt]\end{aligned}
      2. c.49x−62\hspace{0.1cm}c.\hspace{0.1cm}49x-62\begin{aligned} \\[5pt]\end{aligned}
    2. a.10913\hspace{0.1cm}a.\hspace{0.1cm}\dfrac{1091}{3}\\[3pt] b.638\hspace{0.1cm}b.\hspace{0.1cm} 638

      3. Ejercicios 3 al 5, reducción.

    3. a.12b.2329\hspace{0.1cm}a.\hspace{0.1cm}\cfrac{1}{2}\hspace{1cm}b.\hspace{0.1cm}\cfrac{23}{29}\begin{aligned} \\[5pt]\end{aligned}
    4. a.2528\hspace{0.1cm}a.\hspace{0.1cm}\dfrac{25}{28}\begin{aligned} \\[3pt]\end{aligned}

      b.4225\hspace{0.1cm}b.\hspace{0.1cm}\dfrac{42}{25}\begin{aligned} \\[5pt]\end{aligned}

    5. a.718b.149\hspace{0.1cm}a.\hspace{0.1cm}\cfrac{7}{18}\hspace{0.5cm}b.\hspace{0.1cm}\cfrac{14}{9}\begin{aligned} \\[20pt]\end{aligned}
      6. Ejercicios 6 al 10. m.c.m y el MCD.

    6. 94640∧26\hspace{0.1cm}\hspace{0.1cm}94640 \wedge 26\begin{aligned} \\[5pt]\end{aligned}
    7. 36000∧20\hspace{0.1cm}\hspace{0.1cm}36000 \wedge 20\begin{aligned} \\[5pt]\end{aligned}
    8. 180∧30\hspace{0.1cm}\hspace{0.1cm}180 \wedge 30\begin{aligned} \\[5pt]\end{aligned}
    9. 12240∧4\hspace{0.1cm}\hspace{0.1cm}12240 \wedge 4\begin{aligned} \\[5pt]\end{aligned}
    10. 900∧15\hspace{0.1cm}\hspace{0.1cm}900 \wedge 15\begin{aligned} \\[5pt]\end{aligned}

      11. Ejercicios 11 al 15. Realizar y simplificar.

    11. a.1724\hspace{0.1cm}a.\hspace{0.1cm}\cfrac{17}{24}\begin{aligned} \\[5pt]\end{aligned}

      12. b.60148=122548\hspace{0.1cm}b.\hspace{0.1cm}\dfrac {601}{48}=12\dfrac{25}{48}\begin{aligned} \\[5pt]\end{aligned}

    12. a.8924=31724\hspace{0.1cm}a.\hspace{0.1cm}\cfrac{89}{24}=3\cfrac{17}{24}\begin{aligned} \\[5pt]\end{aligned}

      13. b.70948=143748\hspace{0.1cm}b.\hspace{0.1cm}\dfrac {709}{48}=14\dfrac{37}{48}

    13. a.1877\hspace{0.1cm}a.\hspace{0.1cm}\cfrac{18}{77}\begin{aligned} \\[5pt]\end{aligned}

      14. b.1009128=7113128\hspace{0.1cm}b.\hspace{0.1cm}\cfrac {1009}{128}=7\dfrac {113}{128}

  1. a.1097613365\hspace{0.1cm}a.\hspace{0.1cm}\dfrac{10976}{13365}\begin{aligned} \\[5pt]\end{aligned}

    2. b.−21474425\hspace{0.1cm}b.\hspace{0.1cm} -\dfrac {2147}{4425}\begin{aligned} \\[5pt]\end{aligned}

  2. a.−559\hspace{0.1cm}a.\hspace{0.1cm} -\dfrac {55}{9}\\[10pt] b.−136\hspace{0.1cm}b.\hspace{0.1cm} -\dfrac {1}{36}\begin{aligned} \\[5pt]\end{aligned}
  3. a.214\hspace{0.1cm}a.\hspace{0.1cm} \dfrac {21}{4}\\[10pt] b.−6017\hspace{0.1cm}b.\hspace{0.1cm} -\dfrac {60}{17}\begin{aligned} \\[5pt]\end{aligned}
  4. a.−6599330\hspace{0.1cm}a.\hspace{0.1cm} -\dfrac {6599}{330}\\[10pt] b.−81905\hspace{0.1cm}b.\hspace{0.1cm} -\dfrac {8}{1905}\begin{aligned} \\[5pt]\end{aligned}
  5. a.−114\hspace{0.1cm}a.\hspace{0.1cm} -\dfrac {11}{4}\\[10pt] b.565\hspace{0.1cm}b.\hspace{0.1cm}\dfrac {56}{5}

    6. Ejercicios del 28 al 35. Problemas de aplicación.

  6. 27920=131920\hspace{0.1cm}\dfrac{279}{20}=13\dfrac{19}{20}\begin{aligned} \\[10pt]\end{aligned}
  7. 1324\hspace{0.1cm}\dfrac{13}{24}\begin{aligned} \\[5pt]\end{aligned}
  8. 1200metros\hspace{0.1cm} 1200 \hspace{0.1cm}metros\begin{aligned} \\[5pt]\end{aligned}
  9. 1649\hspace{0.1cm}\dfrac{16}{49}\begin{aligned} \\[5pt]\end{aligned} de azufre.
  10. \hspace{0.1cm}\begin{aligned} \\[5pt]\end{aligned} Tenía 3030 galones, consumió 2525 en el primer tramo y 55 en el segundo.
  11. 15dıˊas\hspace{0.1cm}15\begin{aligned} \\[5pt]\end{aligned}\hspace{0.1cm}\text{días} .
  12. 12dıˊas\hspace{0.1cm}12\begin{aligned} \\[5pt]\end{aligned}\hspace{0.1cm}\text{días}.
  13. 21dıˊas\hspace{0.1cm}21\begin{aligned} \\[5pt]\end{aligned}\hspace{0.1cm}\text{días}.
  1. a.14524=6124\hspace{0.1cm}a.\hspace{0.1cm}\cfrac{145}{24}=6\cfrac{1}{24}\begin{aligned} \\[5pt]\end{aligned}

    2. b.25375=32875\hspace{0.1cm}b.\hspace{0.1cm}\dfrac {253}{75}=3\dfrac{28}{75}

  2. −3815\hspace{0.1cm}\hspace{0.1cm}-\cfrac{38}{15}\begin{aligned} \\[5pt]\end{aligned}

    3. Ejercicios 16 al 19. Intervalos

  3. a.[−1,4]\hspace{0.1cm}a.\hspace{0.1cm}[-1,4]

    4. b.(−3∝)\hspace{0.1cm}b.\hspace{0.1cm}(-3\propto)

  4. a.(−3∝)\hspace{0.1cm}a.\hspace{0.1cm}(-3\propto)

    5. b.[1,2)\hspace{0.1cm}b.\hspace{0.1cm}[1,2)

  5. a.[1,2)\hspace{0.1cm}a.\hspace{0.1cm}[1,2)

    6. b.[1,4]\hspace{0.1cm}b.\hspace{0.1cm}[1,4]

  6. a.A∪B\hspace{0.1cm}a.\hspace{0.1cm}A\cup B
    7. $$$$
    Ejercicios 20 al 27. Resolver y simplificar.

  7. a.16\hspace{0.1cm}a.\hspace{0.1cm}\dfrac {1}{6}\begin{aligned} \\[5pt]\end{aligned}

    8. b.−2324\hspace{0.1cm}b.\hspace{0.1cm}-\dfrac {23}{24}

  8. a.240867=356367\hspace{0.1cm}a.\hspace{0.1cm}\dfrac{2408}{67}=35\dfrac {63}{67}

    9. b.−19094365\hspace{0.1cm}b. -\dfrac {1909}{4365}

  9. a.3\hspace{0.1cm}a.\hspace{0.1cm} 3\begin{aligned} \\[5pt]\end{aligned}

    10. b.772\hspace{0.1cm}b.\hspace{0.1cm}\dfrac {7}{72}\begin{aligned} \\[5pt]\end{aligned}