Kasiby Kasiby
  • 24-02-2015
  • Mathematics
Answered

r^2 + 4r = 0 please show work

Answer :

konrad509
konrad509 konrad509
  • 24-02-2015
[tex]r^2 + 4r = 0\\ r(r+4)=0\\ r=0 \vee r=-4[/tex]
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Аноним Аноним
  • 24-02-2015
[tex]{ r }^{ 2 }+4r=0\\ \\ r\left( r+4 \right) =0\\ \\ \therefore \quad r=0\quad \wedge \quad r=-4[/tex]
Answer Link

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