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What is the focus of x2 - 6x + 8y = -9

User Evilscary
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1 Answer

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20 votes

Answer:

(3, -2)

Explanation:

In order to find the focus of a parabola, you must know that the equation of a parabola in a vertex form is y=a(x−h)2+k where a represents the slope of the equation. From the formula, we can see that the coordinates for the focus of the parabola is (h, k+1/4a).

What is the focus of x2 - 6x + 8y = -9-example-1
User Ssergei
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