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OpenStudy (anonymous):
How do you know when an equation has no real solution, just one solution, two solutions, or an infinite number of solutions?
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Directrix (directrix):
If you are talking about a system of two linear equations in two variables, check out the attached charts.
Directrix (directrix):
Here's a little more detail.
Directrix (directrix):
Questions? @S_s3157
OpenStudy (anonymous):
Thank you! I understand now.
Directrix (directrix):
That is good news!
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