Find an Equation of the Parabola Described $x ^ { 2 } = 84 y$

question 22

Multiple Choice

Find an equation of the parabola described.
-Focus at (0, 21) ; directrix the line y = -21

• A) \(x ^ { 2 } = 84 y\)
• B) \(y ^ { 2 } = 84 x\)
• C) \(y ^ { 2 } = 21 x\)
• D) \(x ^ { 2 } = - 84 y\)

Recognize the significance of relationships and similarities between communicators on understanding and accuracy.

Apply active listening techniques, including paraphrasing and asking questions, to enhance communication.

Recognize the role of self-awareness and self-regulation in listening.

Understand and apply analytical and critical listening in varying situations for effective communication.

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Definitions:

Hourly Pay Rate

The compensation given for each hour of labor.

Average Rate

A value representing the middle point of a rate over a specified period, often calculated by summing rates and dividing by the number of rates.

Rate of Interest

The percentage of the loan amount charged for borrowing money, typically expressed as an annual rate.

Letter Grade

A system of evaluating academic performance using letters, such as A, B, C, D, and F, with A being the highest and F being failing.