25-10-2016
Mathematics

contestada

The range of the function f(x) = x + 5 is {7, 9}. What is the function’s domain?

Respuesta :

linktra linktra

25-10-2016

The functions domain is (2,4).

Answer Link

CaptainBeyond CaptainBeyond

25-10-2016

Just substitute 7 for y, and solve for x. Then substitute 9 for y, and solve for x again.
7 = x + 5, x = 2

9 = x + 5, x = 4

So the range is 2 and 4.

Answer Link

Otras preguntas

1.Why do scientists pick up ash and lava? to be dangerous to be cool to study them to clean up

If A/B and C/D are rational expressions, then AxC/BxD = AxD/BxC A. True B. False

I enjoy cooking I like to go out to eat sometimes, too. Which of the revisions corrects the sentence? I enjoy cooking, but I like to go out to eat sometimes, to

What do you think the disadvantages of nuclear energy are nabilne fa

Write short notes on: (any four) a) Suspended ground floor b) Soil exploration c) Baulking of sand d) Bearing capacity of soil e) Pointing DI INC CON

Explain why the product at the negative electrode is not always a metal.

give Two examples of figurative or description language in five people meet in heaven

Its line segment please help

Why do we have fake news

What’s the best music genre in your opinion