anonymous
  • anonymous
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)
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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chestercat
  • chestercat
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anonymous
  • anonymous
4.Write a simplified polynomial expression to represent the area of the rectangle below. |dw:1323119912576:dw|4.
Mimi_x3
  • Mimi_x3
Just expand it. 1. 8x^6 + 6x^5 + 2x^4
anonymous
  • anonymous
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?

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anonymous
  • anonymous
try this for #2: http://answers.yahoo.com/question/index?qid=20110626170507AAILthF
anonymous
  • anonymous
different answers ? ? i'm going with bob06 & mitosuki :)
anonymous
  • anonymous
no, we got the same answer
Mimi_x3
  • Mimi_x3
My answer isnt wrong :/
anonymous
  • anonymous
urs was just more explained and i'm turning that answer in...
anonymous
  • anonymous
for number 4, I can't totally see all the numbers, but basically u will need to take (side one) times (side two)
anonymous
  • anonymous
5.Write a simplified polynomial expression to represent the area of the square tile, shown below. |dw:1323120350190:dw|
anonymous
  • anonymous
which square tile? the outer one?
anonymous
  • anonymous
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
anonymous
  • anonymous
#4 at the bottom is 2x - 4 and on the side its x+5
anonymous
  • anonymous
Ok I believe those are the answers :O
anonymous
  • anonymous
oh, so #4 would be: (2x-4)(x+5)
anonymous
  • anonymous
what are you looking for in #5 again?
anonymous
  • anonymous
4. (2x-4)(x+5) 2x^2 + 10x - 4x -20 2x^2 + 6x - 20
anonymous
  • anonymous
oo yea, foil: first: 2x^2 outer: 10x inner: -4x last: -20 2x^2 + 6x - 20
anonymous
  • anonymous
Simplify the expression below. (4x)3

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