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math

posted by on .

how do i
round each of the folllowing to one significant figure and then 'name' that number:

2^200
20^20

please help and thank u so much if u do!

  • math - ,

    my calculator says
    1.6069...x10^60

    = 2.0 x 10^60 rounded to one significant digit,
    I would name that number as "big"

    do 20^20 on your calculator

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