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anonymous

  • one year ago

Will become a fan and give a medal. Which expression is a perfect cube? answers below. @usukidoll

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  1. anonymous
    • one year ago
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    D or B

  2. UsukiDoll
    • one year ago
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    mmm... perfect cube numbers are like 8 because 2^3 = 8 then there's 27 which is 3^3 = 27 then 64 4^3 = 64

  3. UsukiDoll
    • one year ago
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    there's more than 1 in here.

  4. anonymous
    • one year ago
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    ok

  5. UsukiDoll
    • one year ago
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    ah I see.. for a perfect cube (for exponents) we have to divide by 3

  6. UsukiDoll
    • one year ago
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    like for example |dw:1437705296740:dw|

  7. UsukiDoll
    • one year ago
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    we just change this to exponential form and divide .. if we end up with a decimal.. not a perfect cube

  8. UsukiDoll
    • one year ago
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    |dw:1437705369374:dw|

  9. UsukiDoll
    • one year ago
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    |dw:1437705430467:dw|

  10. UsukiDoll
    • one year ago
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    calculate 8/3, 24/3 , 28/3, and 64/3

  11. anonymous
    • one year ago
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    8/3=2.67 24/3=8 64/3=21.3

  12. UsukiDoll
    • one year ago
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    found it... 24/3 = 8 |dw:1437705583376:dw|

  13. anonymous
    • one year ago
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    ok thank you so much sorry for the head ache

  14. anonymous
    • one year ago
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    so c it is

  15. UsukiDoll
    • one year ago
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    no that's b :O

  16. anonymous
    • one year ago
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    im aorry i meant the answer that had 24

  17. UsukiDoll
    • one year ago
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    c had 28/3 that became the decimal XD

  18. anonymous
    • one year ago
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    ohhh

  19. anonymous
    • one year ago
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    hey i have more question

  20. UsukiDoll
    • one year ago
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    hold up I'm a bit busy.

  21. anonymous
    • one year ago
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    ok

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spraguer (Moderator)
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is replying to Can someone tell me what button the professor is hitting...

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