SOLUTION: write the domain of f using interval notation if f(x)= (square root) 3-x.

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Question 453623: write the domain of f using interval notation if f(x)= (square root) 3-x.
Answer by lwsshak3(11628) About Me  (Show Source):
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write the domain of f using interval notation if f(x)= (square root) 3-x.
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The expression inside the radical, called the radican, must always ≥0
3-x≥0
-x≥-3
reverse signs
x≤3
Domain:(-∞,3]