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Mimi_x3

  • 4 years ago

A poster consists of a photograph bordered by a 5cm margin. The area of the poster is to be 400cm^2. (a) Show that the area of the photograph is given by the equation A=500-10x-4000/x (b) Find the maximum area possible for the photograph. (There's also a diagram that i will draw)

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  1. Mimi_x3
    • 4 years ago
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    |dw:1314955994756:dw|

  2. anhhuyalex
    • 4 years ago
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    so what is x again?

  3. Mimi_x3
    • 4 years ago
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    What do you mean ? x again ?

  4. Hashir
    • 4 years ago
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    plz make a clearer diagram !!!!!

  5. Mimi_x3
    • 4 years ago
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    gr8 , okay xD

  6. Hashir
    • 4 years ago
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    me me me me me me x3 times boosted !!! virus

  7. Mimi_x3
    • 4 years ago
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    |dw:1314956478667:dw|

  8. Mimi_x3
    • 4 years ago
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    is it good now ? Damn , i cant draw on this stupid mouse pad xD

  9. Hashir
    • 4 years ago
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    lana u gon from facebook !!!! :(

  10. Mimi_x3
    • 4 years ago
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    answer my question pls xD

  11. kushashwa23
    • 4 years ago
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    c

  12. kushashwa23
    • 4 years ago
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    |dw:1314956606202:dw|

  13. AR
    • 4 years ago
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    Is it a rectangular poster or square?

  14. Mimi_x3
    • 4 years ago
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    rectangular

  15. Hashir
    • 4 years ago
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    wtf the pic is not loading!!!!!!!11

  16. AR
    • 4 years ago
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    Okay. 400cm^2 = (l + 10) * (b + 10) now actually the area of the picture is lb but with the additional borders on each end it becomes as above. 400 = lb + 10b + 10l + 100 lb = 300 - 10b -10l And I think I am stuck O.o

  17. Mimi_x3
    • 4 years ago
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    awww :(

  18. Mimi_x3
    • 4 years ago
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    Never mind Hashir I will work it out myself (:

  19. Hashir
    • 4 years ago
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    uploading in 2 min

  20. Mimi_x3
    • 4 years ago
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    Okay ty

  21. Hashir
    • 4 years ago
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    here it is

    1 Attachment
  22. Hashir
    • 4 years ago
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    uploaded !!!!

  23. Hashir
    • 4 years ago
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    i hope u can differentiate that mimi nad then put equal to zero and find x !!

  24. Mimi_x3
    • 4 years ago
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    tyvm hashir (:

  25. Hashir
    • 4 years ago
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    np you are welcome !!!!!

  26. Mimi_x3
    • 4 years ago
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    yup i can differentiate xD

  27. Hashir
    • 4 years ago
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    ok i gtg !!! bye

  28. nilankshi
    • 4 years ago
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    good harhir

  29. Mimi_x3
    • 4 years ago
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    ok byee~

  30. Hashir
    • 4 years ago
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    thnkoo!!!!

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