SOLUTION: If y=X^2 +X - 12, what is the range of values for which Y > or = 0
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Question 889080: If y=X^2 +X - 12, what is the range of values for which Y > or = 0
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
First find when
Two solutions:
and
Now you have the number line broken into three distinct regions.
Choose a value in each region and test the inequality.
True
.
.
False
.
.
True
So the first and third regions are the solution regions and you include the endpoints since it is greater than or equal to.
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