{"id":1781,"date":"2021-12-02T19:39:24","date_gmt":"2021-12-03T00:39:24","guid":{"rendered":"https:\/\/opentextbc.ca\/intermediatealgebraberg\/back-matter\/answer-key-4-4\/"},"modified":"2023-09-01T13:24:04","modified_gmt":"2023-09-01T17:24:04","slug":"answer-key-4-4","status":"publish","type":"back-matter","link":"https:\/\/opentextbc.ca\/intermediatealgebraberg\/back-matter\/answer-key-4-4\/","title":{"raw":"Answer Key 4.4","rendered":"Answer Key 4.4"},"content":{"raw":"
    \r\n \t
  1. \r\n\r\n\r\n\r\n\r\n\r\n\r\n
    x<\/th>\r\ny<\/th>\r\n<\/tr>\r\n
    [latex]1[\/latex]<\/td>\r\n[latex]5[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]0[\/latex]<\/td>\r\n[latex]2[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]-1[\/latex]<\/td>\r\n[latex]-1[\/latex]<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\nCheck [latex](0,0)[\/latex]\r\n[latex]0>3(0)+2[\/latex]\r\nFalse\r\n[latex]\\therefore[\/latex] Shade other side\r\n\r\n\"Graph<\/li>\r\n \t
  2. \r\n\r\n\r\n\r\n\r\n\r\n\r\n
    x<\/th>\r\ny<\/th>\r\n<\/tr>\r\n
    [latex]0[\/latex]<\/td>\r\n[latex]-3[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]4[\/latex]<\/td>\r\n[latex]0[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]-4[\/latex]<\/td>\r\n[latex]-6[\/latex]<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\nCheck [latex](0,0)[\/latex]\r\n[latex]3(0)-4(0)>12[\/latex]\r\nFalse\r\n[latex]\\therefore[\/latex] Shade other side\r\n\r\n\"Graph<\/li>\r\n \t
  3. \r\n\r\n\r\n\r\n\r\n\r\n\r\n
    x<\/th>\r\ny<\/th>\r\n<\/tr>\r\n
    [latex]0[\/latex]<\/td>\r\n[latex]3[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]-2[\/latex]<\/td>\r\n[latex]0[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]-4[\/latex]<\/td>\r\n[latex]-3[\/latex]<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\nCheck [latex](0,0)[\/latex]\r\n[latex]0\\ge 0+6[\/latex]\r\nFalse\r\n[latex]\\therefore[\/latex] Shade other side\r\n\r\n\"Graph<\/li>\r\n \t
  4. \r\n\r\n\r\n\r\n\r\n\r\n\r\n
    x<\/th>\r\ny<\/th>\r\n<\/tr>\r\n
    [latex]0[\/latex]<\/td>\r\n[latex]-3[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]2[\/latex]<\/td>\r\n[latex]0[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]4[\/latex]<\/td>\r\n[latex]3[\/latex]<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\nCheck [latex](0,0)[\/latex]\r\n[latex]0-0\\ge 6[\/latex]\r\nFalse\r\n[latex]\\therefore[\/latex] Shade other side\r\n\r\n\"Graph<\/li>\r\n \t
  5. \r\n\r\n\r\n\r\n\r\n\r\n\r\n
    x<\/th>\r\ny<\/th>\r\n<\/tr>\r\n
    [latex]0[\/latex]<\/td>\r\n[latex]5[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]-2[\/latex]<\/td>\r\n[latex]0[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]-4[\/latex]<\/td>\r\n[latex]-5[\/latex]<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\nCheck [latex](0,0)[\/latex]\r\n[latex]0>0+10[\/latex]\r\nFalse\r\n[latex]\\therefore[\/latex] Shade other side\r\n\r\n\"Graph<\/li>\r\n \t
  6. \r\n\r\n\r\n\r\n\r\n\r\n
    x<\/th>\r\ny<\/th>\r\n<\/tr>\r\n
    [latex]0[\/latex]<\/td>\r\n[latex]-5[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]-4[\/latex]<\/td>\r\n[latex]0[\/latex]<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\nCheck [latex](0,0)[\/latex]\r\n[latex]0+0>-20[\/latex]\r\nTrue\r\n[latex]\\therefore[\/latex] Shade the [latex](0,0)[\/latex] side\r\n\r\n\"Graph<\/li>\r\n \t
  7. \r\n\r\n\r\n\r\n\r\n\r\n
    x<\/th>\r\ny<\/th>\r\n<\/tr>\r\n
    [latex]0[\/latex]<\/td>\r\n[latex]5[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]-4[\/latex]<\/td>\r\n[latex]0[\/latex]<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\nCheck [latex](0,0)[\/latex]\r\n[latex]0\\ge 0+20[\/latex]\r\nFalse\r\n[latex]\\therefore[\/latex] Shade other side\r\n\r\n\"Graph<\/li>\r\n \t
  8. \r\n\r\n\r\n\r\n\r\n\r\n\r\n
    x<\/th>\r\ny<\/th>\r\n<\/tr>\r\n
    [latex]0[\/latex]<\/td>\r\n[latex]-5[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]-2[\/latex]<\/td>\r\n[latex]0[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]-4[\/latex]<\/td>\r\n[latex]5[\/latex]<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\nCheck [latex](0,0)[\/latex]\r\n[latex]0+0\\ge -10[\/latex]\r\nTrue\r\n[latex]\\therefore[\/latex] Shade the [latex](0,0)[\/latex] side\r\n\r\n\"Graph<\/li>\r\n \t
  9. \u200b\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n
    x<\/th>\r\ny<\/th>\r\n<\/tr>\r\n
    [latex]6[\/latex]<\/td>\r\n[latex]2[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]5[\/latex]<\/td>\r\n[latex]1[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]4[\/latex]<\/td>\r\n[latex]0[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]3[\/latex]<\/td>\r\n[latex]1[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]2[\/latex]<\/td>\r\n[latex]2[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]0[\/latex]<\/td>\r\n[latex]4[\/latex]<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n\"Graph<\/li>\r\n \t
  10. \r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n
    x<\/th>\r\ny<\/th>\r\n<\/tr>\r\n
    [latex]6[\/latex]<\/td>\r\n[latex]6[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]5[\/latex]<\/td>\r\n[latex]5[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]4[\/latex]<\/td>\r\n[latex]4[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]3[\/latex]<\/td>\r\n[latex]3[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]2[\/latex]<\/td>\r\n[latex]4[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]1[\/latex]<\/td>\r\n[latex]5[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]0[\/latex]<\/td>\r\n[latex]6[\/latex]<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n\"Graph<\/li>\r\n \t
  11. \r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n
    x<\/th>\r\ny<\/th>\r\n<\/tr>\r\n
    [latex]5[\/latex]<\/td>\r\n[latex]3[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]4[\/latex]<\/td>\r\n[latex]2[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]3[\/latex]<\/td>\r\n[latex]1[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]2[\/latex]<\/td>\r\n[latex]0[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]1[\/latex]<\/td>\r\n[latex]1[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]0[\/latex]<\/td>\r\n[latex]2[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]-1[\/latex]<\/td>\r\n[latex]3[\/latex]<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n\"Graph<\/li>\r\n \t
  12. \r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n
    x<\/th>\r\ny<\/th>\r\n<\/tr>\r\n
    [latex]5[\/latex]<\/td>\r\n[latex]5[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]4[\/latex]<\/td>\r\n[latex]4[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]3[\/latex]<\/td>\r\n[latex]3[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]2[\/latex]<\/td>\r\n[latex]2[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]1[\/latex]<\/td>\r\n[latex]3[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]0[\/latex]<\/td>\r\n[latex]4[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]-1[\/latex]<\/td>\r\n[latex]5[\/latex]<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n\"Graph<\/li>\r\n \t
  13. \r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n
    x<\/th>\r\ny<\/th>\r\n<\/tr>\r\n
    [latex]5[\/latex]<\/td>\r\n[latex]-3[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]4[\/latex]<\/td>\r\n[latex]-2[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]3[\/latex]<\/td>\r\n[latex]-1[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]2[\/latex]<\/td>\r\n[latex]0[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]1[\/latex]<\/td>\r\n[latex]-1[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]0[\/latex]<\/td>\r\n[latex]-2[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]-1[\/latex]<\/td>\r\n[latex]-3[\/latex]<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n\"Graph<\/li>\r\n \t
  14. \r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n
    x<\/th>\r\ny<\/th>\r\n<\/tr>\r\n
    [latex]5[\/latex]<\/td>\r\n[latex]-1[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]4[\/latex]<\/td>\r\n[latex]0[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]3[\/latex]<\/td>\r\n[latex]1[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]2[\/latex]<\/td>\r\n[latex]2[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]1[\/latex]<\/td>\r\n[latex]1[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]0[\/latex]<\/td>\r\n[latex]0[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]-1[\/latex]<\/td>\r\n[latex]-1[\/latex]<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n\"Graph<\/li>\r\n \t
  15. \r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n
    x<\/th>\r\ny<\/th>\r\n<\/tr>\r\n
    [latex]1[\/latex]<\/td>\r\n[latex]-3[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]0[\/latex]<\/td>\r\n[latex]-2[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]-1[\/latex]<\/td>\r\n[latex]-1[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]-2[\/latex]<\/td>\r\n[latex]0[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]-3[\/latex]<\/td>\r\n[latex]-1[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]-4[\/latex]<\/td>\r\n[latex]-2[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]-5[\/latex]<\/td>\r\n[latex]-3[\/latex]<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n\"Graph<\/li>\r\n \t
  16. \r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n
    x<\/th>\r\ny<\/th>\r\n<\/tr>\r\n
    [latex]-5[\/latex]<\/td>\r\n[latex]-1[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]-4[\/latex]<\/td>\r\n[latex]0[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]-3[\/latex]<\/td>\r\n[latex]1[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]-2[\/latex]<\/td>\r\n[latex]2[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]-1[\/latex]<\/td>\r\n[latex]1[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]0[\/latex]<\/td>\r\n[latex]0[\/latex]<\/td>\r\n<\/tr>\r\n
    [latex]1[\/latex]<\/td>\r\n[latex]-1[\/latex]<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n\"Graph<\/li>\r\n<\/ol>","rendered":"
      \n
    1. \n\n\n\n\n\n\n
      x<\/th>\ny<\/th>\n<\/tr>\n
      [latex]1[\/latex]<\/td>\n[latex]5[\/latex]<\/td>\n<\/tr>\n
      [latex]0[\/latex]<\/td>\n[latex]2[\/latex]<\/td>\n<\/tr>\n
      [latex]-1[\/latex]<\/td>\n[latex]-1[\/latex]<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

      Check [latex](0,0)[\/latex]
      \n[latex]0>3(0)+2[\/latex]
      \nFalse
      \n[latex]\\therefore[\/latex] Shade other side<\/p>\n

      \"Graph<\/li>\n

    2. \n\n\n\n\n\n\n
      x<\/th>\ny<\/th>\n<\/tr>\n
      [latex]0[\/latex]<\/td>\n[latex]-3[\/latex]<\/td>\n<\/tr>\n
      [latex]4[\/latex]<\/td>\n[latex]0[\/latex]<\/td>\n<\/tr>\n
      [latex]-4[\/latex]<\/td>\n[latex]-6[\/latex]<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

      Check [latex](0,0)[\/latex]
      \n[latex]3(0)-4(0)>12[\/latex]
      \nFalse
      \n[latex]\\therefore[\/latex] Shade other side<\/p>\n

      \"Graph<\/li>\n

    3. \n\n\n\n\n\n\n
      x<\/th>\ny<\/th>\n<\/tr>\n
      [latex]0[\/latex]<\/td>\n[latex]3[\/latex]<\/td>\n<\/tr>\n
      [latex]-2[\/latex]<\/td>\n[latex]0[\/latex]<\/td>\n<\/tr>\n
      [latex]-4[\/latex]<\/td>\n[latex]-3[\/latex]<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

      Check [latex](0,0)[\/latex]
      \n[latex]0\\ge 0+6[\/latex]
      \nFalse
      \n[latex]\\therefore[\/latex] Shade other side<\/p>\n

      \"Graph<\/li>\n

    4. \n\n\n\n\n\n\n
      x<\/th>\ny<\/th>\n<\/tr>\n
      [latex]0[\/latex]<\/td>\n[latex]-3[\/latex]<\/td>\n<\/tr>\n
      [latex]2[\/latex]<\/td>\n[latex]0[\/latex]<\/td>\n<\/tr>\n
      [latex]4[\/latex]<\/td>\n[latex]3[\/latex]<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

      Check [latex](0,0)[\/latex]
      \n[latex]0-0\\ge 6[\/latex]
      \nFalse
      \n[latex]\\therefore[\/latex] Shade other side<\/p>\n

      \"Graph<\/li>\n

    5. \n\n\n\n\n\n\n
      x<\/th>\ny<\/th>\n<\/tr>\n
      [latex]0[\/latex]<\/td>\n[latex]5[\/latex]<\/td>\n<\/tr>\n
      [latex]-2[\/latex]<\/td>\n[latex]0[\/latex]<\/td>\n<\/tr>\n
      [latex]-4[\/latex]<\/td>\n[latex]-5[\/latex]<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

      Check [latex](0,0)[\/latex]
      \n[latex]0>0+10[\/latex]
      \nFalse
      \n[latex]\\therefore[\/latex] Shade other side<\/p>\n

      \"Graph<\/li>\n

    6. \n\n\n\n\n\n
      x<\/th>\ny<\/th>\n<\/tr>\n
      [latex]0[\/latex]<\/td>\n[latex]-5[\/latex]<\/td>\n<\/tr>\n
      [latex]-4[\/latex]<\/td>\n[latex]0[\/latex]<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

      Check [latex](0,0)[\/latex]
      \n[latex]0+0>-20[\/latex]
      \nTrue
      \n[latex]\\therefore[\/latex] Shade the [latex](0,0)[\/latex] side<\/p>\n

      \"Graph<\/li>\n

    7. \n\n\n\n\n\n
      x<\/th>\ny<\/th>\n<\/tr>\n
      [latex]0[\/latex]<\/td>\n[latex]5[\/latex]<\/td>\n<\/tr>\n
      [latex]-4[\/latex]<\/td>\n[latex]0[\/latex]<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

      Check [latex](0,0)[\/latex]
      \n[latex]0\\ge 0+20[\/latex]
      \nFalse
      \n[latex]\\therefore[\/latex] Shade other side<\/p>\n

      \"Graph<\/li>\n

    8. \n\n\n\n\n\n\n
      x<\/th>\ny<\/th>\n<\/tr>\n
      [latex]0[\/latex]<\/td>\n[latex]-5[\/latex]<\/td>\n<\/tr>\n
      [latex]-2[\/latex]<\/td>\n[latex]0[\/latex]<\/td>\n<\/tr>\n
      [latex]-4[\/latex]<\/td>\n[latex]5[\/latex]<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

      Check [latex](0,0)[\/latex]
      \n[latex]0+0\\ge -10[\/latex]
      \nTrue
      \n[latex]\\therefore[\/latex] Shade the [latex](0,0)[\/latex] side<\/p>\n

      \"Graph<\/li>\n

    9. \u200b
      \n\n\n\n\n\n\n\n\n\n
      x<\/th>\ny<\/th>\n<\/tr>\n
      [latex]6[\/latex]<\/td>\n[latex]2[\/latex]<\/td>\n<\/tr>\n
      [latex]5[\/latex]<\/td>\n[latex]1[\/latex]<\/td>\n<\/tr>\n
      [latex]4[\/latex]<\/td>\n[latex]0[\/latex]<\/td>\n<\/tr>\n
      [latex]3[\/latex]<\/td>\n[latex]1[\/latex]<\/td>\n<\/tr>\n
      [latex]2[\/latex]<\/td>\n[latex]2[\/latex]<\/td>\n<\/tr>\n
      [latex]0[\/latex]<\/td>\n[latex]4[\/latex]<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

      \"Graph<\/li>\n

    10. \n\n\n\n\n\n\n\n\n\n\n
      x<\/th>\ny<\/th>\n<\/tr>\n
      [latex]6[\/latex]<\/td>\n[latex]6[\/latex]<\/td>\n<\/tr>\n
      [latex]5[\/latex]<\/td>\n[latex]5[\/latex]<\/td>\n<\/tr>\n
      [latex]4[\/latex]<\/td>\n[latex]4[\/latex]<\/td>\n<\/tr>\n
      [latex]3[\/latex]<\/td>\n[latex]3[\/latex]<\/td>\n<\/tr>\n
      [latex]2[\/latex]<\/td>\n[latex]4[\/latex]<\/td>\n<\/tr>\n
      [latex]1[\/latex]<\/td>\n[latex]5[\/latex]<\/td>\n<\/tr>\n
      [latex]0[\/latex]<\/td>\n[latex]6[\/latex]<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

      \"Graph<\/li>\n

    11. \n\n\n\n\n\n\n\n\n\n\n
      x<\/th>\ny<\/th>\n<\/tr>\n
      [latex]5[\/latex]<\/td>\n[latex]3[\/latex]<\/td>\n<\/tr>\n
      [latex]4[\/latex]<\/td>\n[latex]2[\/latex]<\/td>\n<\/tr>\n
      [latex]3[\/latex]<\/td>\n[latex]1[\/latex]<\/td>\n<\/tr>\n
      [latex]2[\/latex]<\/td>\n[latex]0[\/latex]<\/td>\n<\/tr>\n
      [latex]1[\/latex]<\/td>\n[latex]1[\/latex]<\/td>\n<\/tr>\n
      [latex]0[\/latex]<\/td>\n[latex]2[\/latex]<\/td>\n<\/tr>\n
      [latex]-1[\/latex]<\/td>\n[latex]3[\/latex]<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

      \"Graph<\/li>\n

    12. \n\n\n\n\n\n\n\n\n\n\n
      x<\/th>\ny<\/th>\n<\/tr>\n
      [latex]5[\/latex]<\/td>\n[latex]5[\/latex]<\/td>\n<\/tr>\n
      [latex]4[\/latex]<\/td>\n[latex]4[\/latex]<\/td>\n<\/tr>\n
      [latex]3[\/latex]<\/td>\n[latex]3[\/latex]<\/td>\n<\/tr>\n
      [latex]2[\/latex]<\/td>\n[latex]2[\/latex]<\/td>\n<\/tr>\n
      [latex]1[\/latex]<\/td>\n[latex]3[\/latex]<\/td>\n<\/tr>\n
      [latex]0[\/latex]<\/td>\n[latex]4[\/latex]<\/td>\n<\/tr>\n
      [latex]-1[\/latex]<\/td>\n[latex]5[\/latex]<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

      \"Graph<\/li>\n

    13. \n\n\n\n\n\n\n\n\n\n\n
      x<\/th>\ny<\/th>\n<\/tr>\n
      [latex]5[\/latex]<\/td>\n[latex]-3[\/latex]<\/td>\n<\/tr>\n
      [latex]4[\/latex]<\/td>\n[latex]-2[\/latex]<\/td>\n<\/tr>\n
      [latex]3[\/latex]<\/td>\n[latex]-1[\/latex]<\/td>\n<\/tr>\n
      [latex]2[\/latex]<\/td>\n[latex]0[\/latex]<\/td>\n<\/tr>\n
      [latex]1[\/latex]<\/td>\n[latex]-1[\/latex]<\/td>\n<\/tr>\n
      [latex]0[\/latex]<\/td>\n[latex]-2[\/latex]<\/td>\n<\/tr>\n
      [latex]-1[\/latex]<\/td>\n[latex]-3[\/latex]<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

      \"Graph<\/li>\n

    14. \n\n\n\n\n\n\n\n\n\n\n
      x<\/th>\ny<\/th>\n<\/tr>\n
      [latex]5[\/latex]<\/td>\n[latex]-1[\/latex]<\/td>\n<\/tr>\n
      [latex]4[\/latex]<\/td>\n[latex]0[\/latex]<\/td>\n<\/tr>\n
      [latex]3[\/latex]<\/td>\n[latex]1[\/latex]<\/td>\n<\/tr>\n
      [latex]2[\/latex]<\/td>\n[latex]2[\/latex]<\/td>\n<\/tr>\n
      [latex]1[\/latex]<\/td>\n[latex]1[\/latex]<\/td>\n<\/tr>\n
      [latex]0[\/latex]<\/td>\n[latex]0[\/latex]<\/td>\n<\/tr>\n
      [latex]-1[\/latex]<\/td>\n[latex]-1[\/latex]<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

      \"Graph<\/li>\n

    15. \n\n\n\n\n\n\n\n\n\n\n
      x<\/th>\ny<\/th>\n<\/tr>\n
      [latex]1[\/latex]<\/td>\n[latex]-3[\/latex]<\/td>\n<\/tr>\n
      [latex]0[\/latex]<\/td>\n[latex]-2[\/latex]<\/td>\n<\/tr>\n
      [latex]-1[\/latex]<\/td>\n[latex]-1[\/latex]<\/td>\n<\/tr>\n
      [latex]-2[\/latex]<\/td>\n[latex]0[\/latex]<\/td>\n<\/tr>\n
      [latex]-3[\/latex]<\/td>\n[latex]-1[\/latex]<\/td>\n<\/tr>\n
      [latex]-4[\/latex]<\/td>\n[latex]-2[\/latex]<\/td>\n<\/tr>\n
      [latex]-5[\/latex]<\/td>\n[latex]-3[\/latex]<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

      \"Graph<\/li>\n

    16. \n\n\n\n\n\n\n\n\n\n\n
      x<\/th>\ny<\/th>\n<\/tr>\n
      [latex]-5[\/latex]<\/td>\n[latex]-1[\/latex]<\/td>\n<\/tr>\n
      [latex]-4[\/latex]<\/td>\n[latex]0[\/latex]<\/td>\n<\/tr>\n
      [latex]-3[\/latex]<\/td>\n[latex]1[\/latex]<\/td>\n<\/tr>\n
      [latex]-2[\/latex]<\/td>\n[latex]2[\/latex]<\/td>\n<\/tr>\n
      [latex]-1[\/latex]<\/td>\n[latex]1[\/latex]<\/td>\n<\/tr>\n
      [latex]0[\/latex]<\/td>\n[latex]0[\/latex]<\/td>\n<\/tr>\n
      [latex]1[\/latex]<\/td>\n[latex]-1[\/latex]<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

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