Respuesta :



In order to know  the result of the exation:
√x=19
we need to bring both to the power of 2: so we will have:
x=19^2,
and 19^2 is 361. 361 is the number that if you take a square rook of it, it will be 19.
√x = 19

x= 19²

x= 361



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