Answer :

Vuk15
The reciprocal of a number is the number obtained when you divide 1 by the orignal number. For example the reciprocal of 3 is 1 divided by 3, which equals 1/3. When you have a fraction, the reciprocal can be obtained by swifting the numerator and the denominator, this is the reciprocal of a/b is equal to b/a. Then the reciprocal of 7/10 is 10/7.
calculista
we know that
The reciprocal of a number is the number obtained when you divide 1 by the original number
so
reciprocal of [tex] \frac{7}{10} [/tex] is equal to
[tex]1/( \frac{7}{10} ) \\ =1*( \frac{10}{7}) \\ = \frac{10}{7} [/tex]

the answer is
[tex] \frac{10}{7} [/tex]

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