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14-06-2022
Mathematics

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v2 – v – 20 = 0 solve the equation by factoring

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konrad509 konrad509

14-06-2022

[tex]v^2-v-20=0\\v^2+4v-5v-20=0\\v(v+4)-5(v+4)=0\\(v-5)(v+4)=0\\v=5 \vee v=-4[/tex]

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