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18 March, 16:25

What number is not part of the domain of f (x) = 3 / x+5

(3 over x + 5)

+4
Answers (1)
  1. 18 March, 19:12
    0
    -5, you never want the denominator to equal zero or else it doesnt exist!

    x+5=0

    x=-5
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