Diianaa Diianaa

12-08-2014
Mathematics

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in the diagram AB bisects FAE. BF=5x and BE=x2+6. Solve for x.

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Аноним Аноним

12-08-2014

[tex] If\ AB^{\to}\ bisects\ \angle FAE\ then\ m\angle BAF=m\angle BAE\\\\5x=x^2+6\\\\x^2-5x+6=0\\\\x^2-2x-3x+6=0\\\\x(x-2)-3(x-2)=0\\\\(x-2)(x-3)=0\iff x-2=0\ or\ x-3=0\\\\\boxed{x=2\ or\ x=3}[/tex]

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