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Domain and Range of Radical Functions
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ACCUPLACER
AAF.094 Domain and Range of Radical Functions
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Find the domain and range of f(x) = √((x − 1)(x − 4)(x − 7)).
A
Domain: (−∞,1] ∪ [4,7]; Range: [0,∞)
B
Domain: [1,4] ∪ [7,∞); Range: [0,∞)
C
Domain: [1,4] ∪ [7,∞); Range: (−∞,0]
D
Domain: [1,7]; Range: [0,∞)
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