nat1982 nat1982
  • 02-10-2020
  • Mathematics
contestada

Given f(x)=2x+1, find the domain value if the range is 4

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Cheyennewyant853
Cheyennewyant853 Cheyennewyant853
  • 02-10-2020

5 = 2x - 1  

+1       +1  

---------------

2x = 4  

--     --  

2      2

x = 2. Then the domain point is x = 2 when y = 5. So, the domain point is (2,5).

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