Question

Graph y=2radical x+4 -1
Then find the domain/range

Answer 1

Alright, what about the domain/range?

Answer 2

Thanks :)

Answer 3

sorry that is a wrong graph, please look at this
https://www.desmos.com/calculator/sdkuybgcbd

Answer 4

It's okay :) And I did

Answer 5

Notice that the graph is not going beyond -4 on left hand side

Answer 6

so the domain is \(x\ge -4\)

Answer 7

Ok, and the range?

Answer 8

for range, look at the graph from `bottom to top`

Answer 9

you can see that the graph is not going below -1, so the range is \(y\ge -1\)

Answer 10

Thank-you so much! :D

Answer 11

yw