Math Help!

1. Find the product. (2x)(10x)
20x
12x
20x^2
5x

2. -3m(m + 8)
-3m^2 + 24
-3m^2 + 24m
-24m^2
-4m + 5

3. 4d(2d - 9)
8d - 36d
-d
-28d^2
8d^2 - 36d

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  1. 1. D
    2. B
    3. C

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    posted by Allison
  2. None of your answers is right.

    You may have a typo in # 2 because none of your choices is correct.

  3. Those are the answers in my book.
    & Sorry! How about now?
    1. C
    2. A
    3. D

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    2. 👎 1
    posted by Allison
  4. 1. 2x(10x) = 20x^2
    2. You can check because if -3m(m + 8)

    -3m(m-8)
    = -3m^2 + 24m
    3. 4d(2d - 9)
    = -8d^2 - 36d

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    posted by Kuai

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