SOLUTION: f(x) = sqrt(2-x). Find the domain and the range, and list the points. Help appreciated.

Question 165021This question is from textbook
:
f(x) = sqrt(2-x). Find the domain and the range, and list the points.
Help appreciated. This question is from textbook

Answer by tutorcecilia(2152) (Show Source): You can put this solution on YOUR website!
f(x) = sqrt(2-x)
For radicals, x must be greater than or equal to zero so,2-x>=0
Solving for the x-values:
-x>=-2
x<=2
So, the domain is x<=2
The range is y>=0
.
Some of the points are (1, 1)(2, 0)(-2, 2)and (-7, 3)
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