F (x) = x + 5 If you know that the range is {0, 10}, then ... The domain must be?

Question

Genesis Faulkner

Mathematics

10 April, 20:43

F (x) = x + 5 If you know that the range is {0, 10}, then ... The domain must be?

+1

Answers (1)

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Shaun · Answer 1

domain { - 5, 5 }

Step-by-step explanation:

given values in the range, that is values of y then to find the domain equate f (x) to the given values in the range, that is

x + 5 = 0 ⇒ x = - 5

x + 5 = 10 ⇒ x = 10 - 5 = 5

domain is x ∈ { - 5, 5 }