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anonymous

  • 5 years ago

how do i simplify this (x+2/3)^2-3

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  1. amistre64
    • 5 years ago
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    multiply it out....

  2. amistre64
    • 5 years ago
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    is it x+(2/3)? inside there or: (x+2)/3

  3. anonymous
    • 5 years ago
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    no it's within the fraction

  4. amistre64
    • 5 years ago
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    help me out a little, cause its stll confusing.... try to space out terms like this :)

  5. anonymous
    • 5 years ago
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    ok ( x + 2 / 3 ) ^ 2 - 3

  6. amistre64
    • 5 years ago
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    ...... good job...... but my plan backfired :)

  7. amistre64
    • 5 years ago
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    (x + 2/3 )^2 - 3 ??

  8. anonymous
    • 5 years ago
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    I assume it is x + (2/3), but i will give solution for both. [x + (2/3)]^2 - 3 = [x^2 + (4/3)x + (4/9)] - 3 = x^2 +(4/3)x - (23/9) [(x+2)/3]^2 - 3 = [(x+2)^2 / 9] - 3 = (x^2 + 4x + 4)/9 - (27/9) = (x^2 + 4x -23)/9

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