Find the Vertex, Focus, and Directrix of the Parabola

question 57

Multiple Choice

Find the vertex, focus, and directrix of the parabola. Graph the equation.
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• A)vertex: (1, -1)focus: (1, 0)directrix: y = -2
• B)vertex: (-1, 1)focus: (-1, 2)directrix: y = 0
• C)vertex: (1, -1)focus: (2, -1)directrix: x = 0
• D)vertex: (-1, 1)focus: (0, 1)directrix: x = -2

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Definitions:

Parol Evidence Rule

A legal rule that prevents the introduction of evidence of prior or contemporaneous oral and written statements to alter the terms of a written contract.

Parol Evidence Rule

A legal principle that prevents parties in a written contract from presenting external evidence that contradicts or adds to the written terms of the contract.

Written Contract

An agreement between parties that is recorded in a tangible form on paper or digitally, detailing the terms and conditions bound by law.

Subsequent

Pertaining to events or actions that occur after a specified point in time.