Problema Solution
The difference of a whole number and its reciprocal is 63/8. What is the number?
Answer provided by our tutors
Let 'x' represent the whole number.
The reciprocal of x is 1/x.
x - (1/x) = 63/8
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click here to see the equation solved for x
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x = 8
We need to ignore the solution -0.125 since it is not a whole number.
Indeed
8 - 1/8 = (8*8 - 1)/8 = 63/8
The number is 8.