why are the domain and range of square root function restricted
to [0,?) ?
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Basic Math
why are the domain and range of square root function restrictedto [0,?) ?
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Square root of negative numbers are complex numbers ,so there is
no real root for negitive real numbers .square root of zero is zero
and the square root of positive real numbers are real so the domain
of square root is greater than or equal to 0. Therefore square root
function domain= [0,?)
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