homework332 homework332
  • 09-10-2018
  • Mathematics
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how to solve
/d + 9/ > 3

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gmany
gmany gmany
  • 15-10-2018

[tex]|d+9| > 3\iff d+9 > 3\ \vee\ d+9 < -3\qquad|\text{subtract 9 from both sides}\\\\d > -6\ \vee\ d < -12[/tex]

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