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Reciprocal

On a Windows calculator you can obtain the multiplicative inverse of a number with the key

1/x

 


Example 1

To calculate the reciprocal of 2

 2  1/x 0.5

or with the division 1 ÷ 2 = 0.5

 1  ÷ 1  2  = 0.5

or with a negative exponent as 2−1 = 0.5

 2  xy  1  ± -1 = 0.5

 


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