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jenyasd209 [6]
3 years ago
8

What are the domain and range of this function

Mathematics
1 answer:
belka [17]3 years ago
3 0
f(x)=\sqrt{x-7}+9\\\\\text{the domain:}\\x-7\geq0\to x\geq7\\\\\text{the range:}\\\sqrt{x-7}\geq0\ \text{therefore}\ \sqrt{x-7}+9\geq9\\\\y\geq9

Answer:\\domain:\ x\geq7\\range:\ y\geq9
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