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anonymous

  • one year ago

https://gyazo.com/3eefb3027a5c180805855592bfb28d97 Thats the question

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  1. jim_thompson5910
    • one year ago
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    Have you tried expanding out each expression? example: \[\Large 2.7 \times 10^3 = 2,700\]

  2. anonymous
    • one year ago
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    i tryed that...

  3. jim_thompson5910
    • one year ago
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    what did you get

  4. anonymous
    • one year ago
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    let me look at the question again

  5. anonymous
    • one year ago
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    its b

  6. jim_thompson5910
    • one year ago
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    why?

  7. anonymous
    • one year ago
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    you know scientific notation?

  8. jim_thompson5910
    • one year ago
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    yes I do

  9. jim_thompson5910
    • one year ago
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    what did you get when you converted from scientific notation to the full expanded number?

  10. anonymous
    • one year ago
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    100000000

  11. jim_thompson5910
    • one year ago
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    which one is that?

  12. anonymous
    • one year ago
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    10^8

  13. jim_thompson5910
    • one year ago
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    so what would 7.8 times 10^8 be equal to?

  14. anonymous
    • one year ago
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    xD i forgot how to convert .'s

  15. jim_thompson5910
    • one year ago
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    start with 7.8 then move the decimal point 8 times to the right (since the exponent over the 10 is 8)

  16. anonymous
    • one year ago
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    mhm

  17. jim_thompson5910
    • one year ago
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    do the same with the answer choices

  18. jim_thompson5910
    • one year ago
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    then see which is greater

  19. anonymous
    • one year ago
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    B.....

  20. jim_thompson5910
    • one year ago
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    Can you show me the expanded forms for each?

  21. anonymous
    • one year ago
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    -___- i know the answer is B

  22. jim_thompson5910
    • one year ago
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    I just want to make sure that it's not a complete guess

  23. anonymous
    • one year ago
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    its not :P

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spraguer (Moderator)
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