Question

How to graph 1- sqrt x by hand?

Answer 1

plug in numbers for x
example: x=0 and you get y = 1 (0,1)

Answer 2

You should know a square root graph looks like this:

Answer 3

So a negative square root graph looks like this:

Answer 4

There was a reflection in the x asis due to the "-" sign.

Answer 5

the +1 translates the graph 1 unit up.

Answer 6

So 1-sqrt(x) looks like: