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bridgettegale95

  • 3 years ago

Simplify the expressions below. Write the final product in standard form and show your work to receive full credit. 1.2x^4(4x^2 + 3x + 1) 2.(4x – 3)(2x^2 – 7x + 1) 3.(x2 + 4x – 3)(2x^2 + x + 6)

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  1. bridgettegale95
    • 3 years ago
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    4.Write a simplified polynomial expression to represent the area of the rectangle below. |dw:1323119912576:dw|4.

  2. Mimi_x3
    • 3 years ago
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    Just expand it. 1. 8x^6 + 6x^5 + 2x^4

  3. bob06
    • 3 years ago
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    1. 2x^4(4x^2 + 3x + 1) distribute the 2x^4: 8x^6 + 6x^5 + 2x^4 side note: what level of math are you in?

  4. bob06
    • 3 years ago
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    try this for #2: http://answers.yahoo.com/question/index?qid=20110626170507AAILthF

  5. bridgettegale95
    • 3 years ago
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    different answers ? ? i'm going with bob06 & mitosuki :)

  6. bob06
    • 3 years ago
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    no, we got the same answer

  7. Mimi_x3
    • 3 years ago
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    My answer isnt wrong :/

  8. bridgettegale95
    • 3 years ago
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    urs was just more explained and i'm turning that answer in...

  9. bob06
    • 3 years ago
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    for number 4, I can't totally see all the numbers, but basically u will need to take (side one) times (side two)

  10. bridgettegale95
    • 3 years ago
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    5.Write a simplified polynomial expression to represent the area of the square tile, shown below. |dw:1323120350190:dw|

  11. bob06
    • 3 years ago
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    which square tile? the outer one?

  12. mitosuki
    • 3 years ago
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    1. 2x^4(4x^2 + 3x + 1) 8x ^6 + 6x^5 + 2x^4 2. (4x – 3)(2x^2 – 7x + 1) 8x^3 - 28x^2 + 4x - 6x^2 + 21x - 3 8x^3 - 34x^2 + 25x - 3 3. (x^2 + 4x – 3)(2x^2 + x + 6) 2x^4 + x^3 + 6x^2 + 8x^3 + 4x^2 + 24x - 6x^2 - 3x - 18 2x^4 + 9x^3 + 4x^2 + 21x - 18

  13. bridgettegale95
    • 3 years ago
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    #4 at the bottom is 2x - 4 and on the side its x+5

  14. mitosuki
    • 3 years ago
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    Ok I believe those are the answers :O

  15. bob06
    • 3 years ago
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    oh, so #4 would be: (2x-4)(x+5)

  16. bob06
    • 3 years ago
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    what are you looking for in #5 again?

  17. mitosuki
    • 3 years ago
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    4. (2x-4)(x+5) 2x^2 + 10x - 4x -20 2x^2 + 6x - 20

  18. bob06
    • 3 years ago
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    oo yea, foil: first: 2x^2 outer: 10x inner: -4x last: -20 2x^2 + 6x - 20

  19. sarah57
    • 7 months ago
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    Simplify the expression below. (4x)3

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