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anonymous

  • one year ago

which expression is equivalent to (2x-3)(5x+4) A. 10x^2-12 B. 10x^2+23x+12 C. 7x^2-2x+1 D. 10x^2-7x-12

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  1. jdoe0001
    • one year ago
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    hint: \(\huge \mathbb{FOIL}\)

  2. YoloShroom
    • one year ago
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    Do you know how to do foil? ^_^

  3. anonymous
    • one year ago
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    I don't

  4. anonymous
    • one year ago
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    Can you explain how to do it?

  5. YoloShroom
    • one year ago
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    I would love to

  6. YoloShroom
    • one year ago
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    |dw:1444086642153:dw|

  7. YoloShroom
    • one year ago
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    sorry about the bad drawing, using a laptop track pad so it takes awhile.

  8. anonymous
    • one year ago
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    Okay I understand how to use FOIL, but which would the answer be?

  9. anonymous
    • one year ago
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    Sorry I'm just so bad at problems like these.

  10. YoloShroom
    • one year ago
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    no problem

  11. YoloShroom
    • one year ago
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    so after we foil it out we get 10x^2-7x-12 so that means the answer is D.

  12. YoloShroom
    • one year ago
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    you sure you completely understand it? i can do my best to clarify it more

  13. anonymous
    • one year ago
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    I was thinking it was D, so I think I understand it

  14. YoloShroom
    • one year ago
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    Good :) Im glad. If u need any other help please feel free to ask. and if u dont understand, ask aswell. I'll be more than happy to help

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