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pikaDESCourink
pikaDESCourink pikaDESCourink
  • 11-07-2016
  • Mathematics
Answered

Solve each quadratic equation. Show your work.x^2 + 3x = 10

Verified Answer :

dalendrk
dalendrk dalendrk
  • 18-07-2016

\(x^2+3x=10\\x^2+3x-10=0\\x^2+5x-2x-10=0\\x(x+5)-2(x+5)=0\\(x+5)(x-2)=0\iff x+5=0\ or\ x-2=0\\\\\boxed{x=-5\ or\ x=2}\)

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