The center of a circle defined by the equation (x-3)2 + (y+5)2 = ...

[jhjkgdfhk]

Question 1

For a parabola y = a(x-h)2 + k, if a is a positive number then the parabola opens:

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to the left.

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to the right.

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down.

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up.

Question 2

The center of a circle defined by the equation (x-3)2 + (y+5)2 = 9 is located at the point:

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(-3,5).

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(-3,-5).

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(3,-5).

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(3,5).

[ergserg]

Answer 1

up.

Answer 2

(3,-5).

[jhjkgdfhk]

Wow, this really help

[apple]

Great answer, keep it coming