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sarahebooth2

  • 3 years ago

x^2+4x-12=0 solve using completing the square

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  1. zzr0ck3r
    • 3 years ago
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    x^2+4x-12=0 (x+2)^2 = 12 + 4 x+2 = +-sqrt(16) x = +-4-2 so x = -6 or x = -2

  2. KE8717504
    • 3 years ago
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    -6 and -2

  3. sritama
    • 3 years ago
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    -6 and 2

  4. sritama
    • 3 years ago
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    x=4-2= 2 @zzr0ck3r

  5. zzr0ck3r
    • 3 years ago
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    yes 2 not -2 sorry

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