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anonymous

  • one year ago

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  1. anonymous
    • one year ago
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    |dw:1440162501476:dw| The rectangle below has an area ofx^2-6x-7 square meters and a width of x-7 What expression represents the length of the rectangle? length= meters

  2. anonymous
    • one year ago
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    i dont understand am i suppose to do the equation and find the answer

  3. Jhannybean
    • one year ago
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    \[A= l\cdot w \iff l = \frac{A}{w}\]

  4. anonymous
    • one year ago
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    honlan salang e daehan sin

  5. Jhannybean
    • one year ago
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    Sorry, don't understand korean :\

  6. Jhannybean
    • one year ago
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    Is that korean?

  7. anonymous
    • one year ago
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    i dont think im supose to find the area just the length=? meters and sorry

  8. anonymous
    • one year ago
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    and yes

  9. Jhannybean
    • one year ago
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    To make things easier, factor out \(x^2-6x-7\)

  10. anonymous
    • one year ago
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    swibsali

  11. Jhannybean
    • one year ago
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    Well, in your answer you will have an expression for the length, as in length = equation.

  12. anonymous
    • one year ago
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    in meters like this|dw:1440162954761:dw|

  13. anonymous
    • one year ago
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    u jeongmal ilh-eoss-eoyo

  14. Jhannybean
    • one year ago
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    yes, so if \(l= \dfrac{A}{w}\) and \(A = x^2-6x-7\), how can we factor \(x^2-6x-7\) ?

  15. anonymous
    • one year ago
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    (x−7)(x+1)?

  16. anonymous
    • one year ago
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    olbaleun gwonli

  17. anonymous
    • one year ago
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    @Jhannybean

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