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I need help with number 11 Beginning with the quadratic equation y=ax^2+bx+c, Fred calculated -b/2a and then plugged that number in for x to get a Y What is one reason he might have done this
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25 votes
25 votes
I need help with number 11

Beginning with the quadratic equation y=ax^2+bx+c, Fred calculated -b/2a and then plugged that number in for x to get a Y
What is one reason he might have done this

I need help with number 11 Beginning with the quadratic equation y=ax^2+bx+c, Fred-example-1
User Piotr Szybicki
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1 Answer

10 votes
10 votes

Answer:

-b/2a is the equation to find the x coordinate of the vertex point and it's y, when x is plugged into the quadratic equation.

Explanation:

User Luhmann
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3.2k points
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