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Mathematics 18 Online
OpenStudy (anonymous):

Can someone check my answer? Find the domain and range of ƒ−1 given f(x) = 3sqrt(x+8+1) Domain: (−9, ∞) and Range: (−1, ∞) Domain: (-∞, ∞) and Range: (-∞, ∞)** Domain: (−8, ∞) and Range: (1, ∞) Domain: (−7, ∞) and Range: (0, ∞)

OpenStudy (er.mohd.amir):

domain(-8, infinity)

OpenStudy (er.mohd.amir):

some thing missing in Q

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