Question:

How do i find the domain and range of a graph?

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I'm really confused as to how i'm suppost to find the domain and range of graph problems for this math packet.

http://i37.tinypic.com/1zznvxl.jpg

i'm not asking you to solve them, just help me understand how to.

PLEASE HELP!

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2 ANSWERS


  1. I'm not sure exactly how to explain it myself, but i found this website that might help.

    http://mathforum.org/library/drmath/view...


  2. domain is what x can be and range is what y can be, so like #4, x is -2 or up and y is 0 and down; x ≥ -2 is domain and y ≤ 0 is range

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