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anonymous

  • one year ago

math help The rectangle below has an area of x^2-11x+30 square meters and a length of x-5 meters. What expression represents the width of the rectangle? width= ? meters (pic will be shown)

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  1. anonymous
    • one year ago
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    |dw:1441214444974:dw|

  2. anonymous
    • one year ago
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    |dw:1441214443133:dw| A=L*w x^2-11x+30=(x-5)*w so , w=(x^2-11x+30)/(x-5)

  3. anonymous
    • one year ago
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    i guess

  4. anonymous
    • one year ago
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    -150?

  5. anonymous
    • one year ago
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    |dw:1441214676106:dw|

  6. anonymous
    • one year ago
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    w=(x-6) m

  7. anonymous
    • one year ago
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    thx man it help a lot can u explain on how u did tht

  8. DanJS
    • one year ago
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    Factor the area first x^2-11x+30 = (x - 5)* ( x - 6)

  9. DanJS
    • one year ago
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    that is it, the area is the length times width, (x-5)*(x-6)

  10. anonymous
    • one year ago
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    you can use factorization as @DanJS 's solution

  11. DanJS
    • one year ago
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    yeah, both ways do the same thing, i just hate that long division

  12. anonymous
    • one year ago
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    @DanJS ^_|_^ I hate also long division with only numbers , but with expression and polynomial it is interesting .

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