1
Factoriza {x}^{2}-2x-63x2−2x−63.
(x-9)(x+7)=0(x−9)(x+7)=0
2
Despeja en función de xx.
x=9,-7x=9,−7
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1
Factoriza {x}^{2}-2x-63x2−2x−63.
(x-9)(x+7)=0(x−9)(x+7)=0
2
Despeja en función de xx.
x=9,-7x=9,−7