How would i determine domain and range for the following equations?
1) y>=2x+1 (note >= means greater than equal to)
2) x^2 + 4x + y^2=12
3) y<-3x+4

It would be helpful if the answerer explained how the answer was found rather than just posting the answer.


Orignal From: How is domain and range determined for the following equations?

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