zoemonroe7 zoemonroe7
  • 09-03-2016
  • Mathematics
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2. Solve and graph the inequality |4 – v| < 5.

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Willchemistry
Willchemistry Willchemistry
  • 09-03-2016
I 4 - v I < 5

I f(v) I  < a 

f(v) < a   and  f(v) > - a

4 -  v < 5 and 4 - v > -5

4 - v < 5

v > 4 - 5

v > - 1

4 - v > -5

v < 5 + 4

v < 9

Combine the rangers

-1 < v < 9


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