isaacrhoda1189 isaacrhoda1189
  • 23-05-2018
  • Mathematics
contestada

If f (x) =√
7 − x, then which of the following sets is the domain of this function?

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tramserran
tramserran tramserran
  • 23-05-2018
square root must be greater than or equal to zero.

7 - x ≥ 0
   - x ≥ -7
     x ≤ 7

(-∞, 7]
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