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OpenStudy (anonymous):
How can I find the range for this?
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OpenStudy (anonymous):
\[y=\sqrt{4-x}\]
OpenStudy (anonymous):
@whpalmer4 @ganeshie8 @satellite73 @mathmale @AravindG
OpenStudy (anonymous):
@jim_thompson5910 @agent0smith @AccessDenied
OpenStudy (agent0smith):
Find the domain first
OpenStudy (anonymous):
(-\[(-\infty,4)\]
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OpenStudy (agent0smith):
When x= 4, what is y?
OpenStudy (anonymous):
0
OpenStudy (agent0smith):
And the graph opens upwards, so 0 is the smallest possible y value, so the range is...
OpenStudy (anonymous):
OOOHHH So \[[0,\infty)\]
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