Question 1175431
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Hi
IF {{{ 1/(i*sqrt(57))}}}
The task it appears is to rationalize the denominator 
by Multiplying both numerator and denominator by i√57 
Note: i^2 = -1
 {{{ 1/(i*sqrt(57))= i*sqrt(57)/(-57)= -i*sqrt(57)/(57) }}}
Wish You the Best in your Studies.
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