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huneya

What is the solution set of |4x – 3| – 2 > 3? x < –0.5 or x > 8 x < 0.5 or x > 8 x < –0.5 or x > 2 x < –2 or x > 2

  • one year ago
  • one year ago

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  1. myko
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    |4x-3|>5 -5>4x-3>5 -2>4x>8 -1/2>x>2

    • one year ago
  2. helder_edwin
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    use this \[ \large |a|>b\Leftrightarrow a>b \vee a<-b \]

    • one year ago
  3. helder_edwin
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    |dw:1342130682463:dw|

    • one year ago
  4. huneya
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    i dont understand this

    • one year ago
  5. helder_edwin
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    if you need a number that, in absolute value, has to be greater than 5 what would you choose?

    • one year ago
  6. huneya
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    5

    • one year ago
  7. helder_edwin
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    no 5=5 i said >5

    • one year ago
  8. huneya
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    6 7 8 9

    • one year ago
  9. helder_edwin
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    but do you agree that is could also be -6 -7 -8 -9?

    • one year ago
  10. helder_edwin
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    remember it is in absolute value

    • one year ago
  11. huneya
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    ok so when solve this question i got the answer x<0.5 or x>8

    • one year ago
  12. helder_edwin
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    no

    • one year ago
  13. helder_edwin
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    \[ \large |4x-3|-2>3 \] \[ \large |4x-3|>3+2=5 \] \[ \large 4x-3>5\qquad\vee\qquad 4x-3<-5 \]

    • one year ago
  14. huneya
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    thank u

    • one year ago
  15. helder_edwin
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    did you get it?

    • one year ago
  16. huneya
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    yes a little

    • one year ago
  17. helder_edwin
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    |dw:1342131600978:dw|

    • one year ago
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