Find the Focus, Directrix, and Focal Diameter of the Parabola $2 x + 7 y ^ { 2 } = 0$

question 20

Essay

Find the focus, directrix, and focal diameter of the parabola $2 x + 7 y ^ { 2 } = 0$ , and sketch its graph.

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Definitions:

Negative Stimulus

An unfavorable event or object that causes a decrease in a specific behavior or reaction.

Positive Reinforcement

A behavioral technique that involves providing a reward to encourage the repetition of a desired behavior.

Undesirable Behavior

Actions or conduct that are considered unacceptable or inappropriate within a specific context, often leading to negative consequences.

Extinction

In a behavioral context, extinction is the process of reducing or eliminating a learned response, typically by no longer providing the reinforcement that maintained the behavior.