{
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  "id" : "58D36761-2D77-55A4-96E5-B866857214DB",
  "lines" : [
    {
      "id" : "E7D3D5CE-09C7-5A42-AF42-21916B0442CB",
      "source" : "# Expanding"
    },
    {
      "id" : "84CC4BE6-5C34-5F59-9A9A-F6E0DD4CE4EA",
      "source" : "expand((x + 2)²)"
    },
    {
      "id" : "6BFCA7F0-05EC-5052-8BD6-B6ADA819F3E2",
      "source" : "expand((x + 3)*(x - 1))"
    },
    {
      "id" : "EDB70842-C178-5370-A974-1B153FBB0558",
      "source" : "expand((x - 4)*(x + 4))"
    },
    {
      "id" : "94D6E219-340D-5654-93D7-670413330EEA",
      "source" : ""
    },
    {
      "id" : "ADBC3212-1800-594B-9897-A91DF63F60CA",
      "source" : "# Factoring"
    },
    {
      "id" : "08386211-BF76-5FC9-8178-C9BE4249CD88",
      "source" : "factor(x² - 7*x + 12, x)"
    },
    {
      "id" : "835CDB23-A3E5-536A-99B7-921F51D97F75",
      "source" : "factor(x² - 9, x)"
    },
    {
      "id" : "B59B5103-70E6-5047-AB05-A2175E26D5D0",
      "source" : ""
    },
    {
      "id" : "499A81D0-42B2-50E4-9AE7-CCEFEAEBF62B",
      "source" : "# Solving by factoring"
    },
    {
      "id" : "33E43CB1-D622-50FF-AE4B-3955AC4D2437",
      "source" : "\/\/ (x - 3)(x - 4) = 0 when either factor is zero."
    },
    {
      "id" : "20C8F4E0-C349-514C-BC88-AE34CBEEF2CD",
      "source" : "solve(x² - 7*x + 12, x)"
    },
    {
      "id" : "C2D5D8A5-FB42-5EA4-B004-E78916E75596",
      "source" : "p(t) = t² - 7*t + 12"
    },
    {
      "id" : "EFC1E6F6-67FA-50A0-827C-CDB98DEADA3F",
      "source" : "p(3) == 0"
    },
    {
      "id" : "BE88EB4B-8815-5F63-B1CB-CB7020EC2B5A",
      "source" : "p(4) == 0"
    }
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  "title" : "Expanding and factoring"
}