ronaldo22
ronaldo22
28.10.2019 • 
Mathematics

Which option below correctly describes the domain of d(x) - 1814
numbers?
and explains why the range of bis not all real
the domain is all real numbers less than or equal to 81.
the range is not all real numbers because the square root of a negative number is not a real number
the domain is all real numbers less than or equal to 81.
the range is not all real numbers because the square root symbol applied to a non-negative number is non-negative.
the domain is all real numbers greater than or equal to 81
the range is not all real numbers because the square root of a negative number is not a real number
the domain is all real numbers greater than or equal to 81
the range is not all real numbers because the square root symbol applied to a non negative number is non-negative

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