Yolanda participated in a walkathon in which each kilometer walked raised $10 for charity. Her goal was to raise more than $300
on Saturday and Sunday. She raised $50 on Saturday. Which graph shows all the distances, in kilometers, that Yolanda could have walked on Sunday to reach her goal?
1 answer:
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Answer:
The quadratic equation has one real root with a multiplicity of 2.
Step-by-step explanation:
Given a quadratic equation:
You can find the Discriminant with this formula:
<em> </em>In this case you have the following quadratic equation:
Where:
Therefore, when you substitute these values into the formula, you get that the discriminant is this:
Since , the quadratic equation has one real root with a multiplicity of 2 .