04-04-2015
Mathematics

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how do I solve for x in x^2 - 8x + 12 = 0 using factoring?

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konrad509 konrad509

04-04-2015

[tex] x^2 - 8x + 12 = 0\\ x^2-2x-6x+12=0\\ x(x-2)-6(x-2)=0\\ (x-6)(x-2)=0\\ x=6 \vee x=2[/tex]

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0000000 0000000

04-04-2015

[tex]\rm x^2-8x+12=0 \\ \\ x^2-2x-6x+12=0 \\ \\ x(x-2)-6(x-2)=0 \\ \\ (x-2)(x-6)=0 \\ \\ \bold{I:x-2=0 \longrightarrow x=2} \\ \bold{II:x-6=0 \longrightarrow x=6}[/tex]

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