Decimal Expansion? - decimal expansion
9 How many in the decimal expansion of 99,999,989,999 square? .... They turn 99999989999 times more than 99999989999 just 99999989999 or 99999989999 times?
Wednesday, January 20, 2010
Decimal Expansion Decimal Expansion?
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1 comments:
Think about the number 10 ^ 11 until 10 ^ 4-1. Square to receive this expression and a sum (with coefficients) in powers of 10 Then it is easy to see what is the answer.
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