Need Help!

gijared1

New member
Joined
Feb 16, 2012
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6
What is the domain and range of y=(1/2)x2 (x<1)? I'm completely lost on this one!
 
What is the domain and range of y=(1/2)x2 (x<1)? I'm completely lost on this one!

I'm not sure I understand your notation. Is x<1 your attempt at what you think the domain is or is x<1 part of the problem?
 
Last edited:
I'm not sure if this helps. A question below the previous problem asks this.

Sketch y= (1/2)x2 (x<1)
2 (x=1)
5x-2 (x>1)

After y= all three equations are enclosed with a { }. I honestly coudn't tell you what kind of algebra problem this is.
 
I'm not sure if this helps. A question below the previous problem asks this.

Sketch y= (1/2)x2 (x<1)
2 (x=1)
5x-2 (x>1)

After y= all three equations are enclosed with a { }. I honestly coudn't tell you what kind of algebra problem this is.

This is a piecewise function. It decribes various functions depending on the value of x.
 
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