Question

is this correct? find the domain & range of the function: f(x)=5sqrt(x-4)+2

domain=[4,∞]
range=f(x)≥2

Answer 1

Looks right to me

Answer 2

But use parentheses with infinity

[4,infinity)

Answer 3

thank you so much, is this graph correct for that equation?

Answer 4

I dont understand the graph...why is there 2

Answer 5

i'm not quite sure, i put it into an online graphing site and it gave me this

Answer 6

ooh okay the blue part is the real part and the red is the imaginary part is what it says

Answer 7

It should look like this, just the square root function shifted right 4 and up 2

http://fooplot.com/#W3sidHlwZSI6MCwiZXEiOiI1c3FydCh4LTQpKzIiLCJjb2xvciI6IiMwMDAwMDAifSx7InR5cGUiOjEwMDB9XQ--

Answer 8

And stretched

Answer 9

okay thanks, i need to somehow screen capture that

Answer 10

for my graph if the blue part is the real part and the red is the imaginary line, does it still make sense? @CalebBeavers

Answer 11

Not to me, i dont understand the flat line part. The graph looks like the link i gave you

Answer 12

okay thank you so much

Answer 13

You're welcome

Answer 14

is this correct in that case? @CalebBeavers

Answer 15

I cant see the coordinates since it goes by 20 =p

Answer 16

how about now

Answer 17

sorry wrong graph

Answer 18

this one

Answer 19

Yep looks right to me