Find an Equation for the Hyperbola Described $( 9,4 )$ ; Focus At

question 135

Multiple Choice

Find an equation for the hyperbola described.
-center at $( 9,4 )$ ; focus at $( 7,4 )$ ; vertex at $( 8,4 )$

• A) \(( x - 9 ) ^ { 2 } - \frac { ( y - 4 ) ^ { 2 } } { 3 } = 1\)
• B) \(( x - 4 ) ^ { 2 } - \frac { ( y - 9 ) ^ { 2 } } { 3 } = 1\)
• C) \(\frac { ( x - 4 ) ^ { 2 } } { 3 } - ( y - 9 ) ^ { 2 } = 1\)
• D) \(\frac { ( x - 9 ) ^ { 2 } } { 3 } - ( y - 4 ) ^ { 2 } = 1\)

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Definitions:

Light

Electromagnetic radiation that is visible to the human eye and is responsible for the sense of sight, as well as having applications in technology and communication.

Retina

The light-sensitive layer at the back of the eye that captures images and sends them to the brain via the optic nerve.

Bending

The action or process of physically deforming a material, object, or part of the body by applying force.

Lateral Edge

The edge that runs along the side of an object or structure.