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HelloKitty17

  • one year ago

FREE MEDAL HERE!! Madeline was completing the square, and her work is shown below. Identify the line where she made her mistake. f(x) = 3x2 + 6x − 7 Line 1: f(x) = 3(x2 + 2x) − 7 Line 2: f(x) = 3(x2 + 2x + 1) − 7 − 1 Line 3: f(x) = 3(x + 1)2 − 8 Line 1 Line 2 Line 3 She did not make any mistakes

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  1. OregonDuck
    • one year ago
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    line 2

  2. anonymous
    • one year ago
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    http://openstudy.com/study#/updates/529108a3e4b091ced3d70137 there you go :P

  3. HelloKitty17
    • one year ago
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    Medal eachother

  4. anonymous
    • one year ago
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    @HelloKitty17 any more questions just tag

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