jmartrin2219 jmartrin2219

05-07-2017
Mathematics

contestada

Solve by factoring n^2+2n-15=0. With steps please.

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konrad509 konrad509

05-07-2017

[tex]n^2+2n-15=0\\ n^2+5n-3n-15=0\\ n(n+5)-3(n+5)=0\\(n-3)(n+5)=0\\ n=3 \vee n=-5[/tex]

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