Find the Center and the Radius of the Circle $x ^ { 2 } + y ^ { 2 } + 6 x + 16 y + 9 = 0$

question 106

Multiple Choice

Find the center and the radius of the circle.
- $x ^ { 2 } + y ^ { 2 } + 6 x + 16 y + 9 = 0$

• A) center \(( 8,3 )\), radius \(= 64\)
• B) center \(( - 3 , - 8 )\), radius \(= 8\)
• C) center \(( 3,8 )\), radius \(= 64\)
• D) center \(( - 8 , - 3 )\), radius \(= 8\)

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Helicopter

A type of aircraft that can take off and land vertically, as well as hover and move forward, backward, and laterally through the air, thanks to its rotating blades.

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In grammar, the part of a sentence or clause containing a verb that states something about the subject. In logic, the property or characteristic affirmed or denied about the subject of a statement.

Similarity

The state of being alike or having common features or characteristics.

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A step in reasoning in which one proceeds logically from premises to a definite conclusion, ensuring the conclusion necessarily follows.