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Hollywood_chrissy

Help Please. 2x-1/x>1

  • one year ago
  • one year ago

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  1. hoblos
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    2x-1/x>1 multiply by x 2x-1 > x subtract x x -1 >0 add 1 x>1

    • one year ago
  2. Hollywood_chrissy
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    my text gives your answer and also x<0 as the solution set.

    • one year ago
  3. ghass1978
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    in such questions you should take everything to one side=>(2x-1)/x-1>0 =>(x-1)/x>0 now set a table and solve

    • one year ago
  4. hoblos
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    okk i see where it went wrong!! sorry there is another way to solve such inequalities 2x-1/x>1 (2x-1/x ) -1 > 0 (2x-1/x ) - x/x > 0 (2x-x-1)/x > 0 x-1/x > 0 now we set the table |dw:1344371904513:dw|

    • one year ago
  5. hoblos
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    so x<0 or x>1

    • one year ago
  6. Hollywood_chrissy
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    what I do not get if if you plug a number less >0 the inequality does not hold true.

    • one year ago
  7. hoblos
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    yes it does!! try -1 -2-1/-1 =-3/-1 = 3 which is >1 ;)

    • one year ago
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