stacy05 stacy05

17-06-2014
Mathematics

contestada

Solve for a: a2-8a+12 which is the correct a.-2,-6 b.2,6. C.-3,-4 or d.3,4 for me is Ccc help pleas

Respuesta :

17-06-2014

[tex]a^2-8a+12 =0 \\ \\(a-2)(a-6)=0 \\ \\a-2=0 \ \ or \ \ a-6 =0 \\ \\a=2 \ \ or \ \ a=6 \\ \\Answer : \ b. \ \ 2,6[/tex]

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