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anonymous

  • one year ago

Medal Roberto has been studying a type of bacteria that doubles every month. Originally, there were 3 bacterial cells. He wants to know how many there will be after 43 months. Which equation should he use?

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  1. anonymous
    • one year ago
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    a43 = 3(2)(43) a43 = 3(2)^43 a43 = 3(2)(43 − 1) a43 = 3(2)^43 − 1

  2. anonymous
    • one year ago
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    those are the answer choices

  3. acxbox22
    • one year ago
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    what do you think?

  4. anonymous
    • one year ago
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    first one

  5. acxbox22
    • one year ago
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    well you start off with 3 and it DOUBLES every month doubles=2 and there are 43 months

  6. acxbox22
    • one year ago
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    how many will there be after 1 month?

  7. anonymous
    • one year ago
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    that means its the 3rd choice

  8. acxbox22
    • one year ago
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    dont guess..

  9. anonymous
    • one year ago
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    its the 2nd choice

  10. acxbox22
    • one year ago
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    correct

  11. acxbox22
    • one year ago
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    it doubles every month so 2^43

  12. acxbox22
    • one year ago
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    and then multiply that by 3 to find how many total bacteria there were

  13. anonymous
    • one year ago
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    8.80 e 12

  14. acxbox22
    • one year ago
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    you dont need to find that out lol

  15. anonymous
    • one year ago
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    oops

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