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## Did you know?

### Formula that have all the digits from 1 to 9

The only formula that has all digits from 1 to 9 is a recreational formula introduced by Ross Honsberger and he credited it to Verner Hoggatt. Ross Honsberger was a Canadian mathematician and author of recreational mathematics.

This is equal to exactly n square roots. If the first base in the fraction is written as (0+1+2+3+4)/5, then all the integers enters the formula in their natural order. So the formula can be simplified as

This is equivalent to

The formula can be simplified as

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Daily Maths Topic Today - formula that have all the digits from 1 to 9.