Find the Vertex,focus,and Directrix of the Parabola $y = - 3 x ^ { 2 }$

question 10

Multiple Choice

Find the vertex,focus,and directrix of the parabola.​ $y = - 3 x ^ { 2 }$ ​

• A)Vertex: (0,0);Focus: \(\left( 0 , - \frac { 1 } { 12 } \right)\) ;Directrix: \(y = - \frac { 1 } { 12 }\)
• B)Vertex:(0,0);Focus: \(\left( 0 , - \frac { 1 } { 12 } \right)\) ;Directrix: \(y = \frac { 1 } { 12 }\)
• C)Vertex: (0,0);Focus: \(\left( 0 , \frac { 1 } { 3 } \right)\) ;Directrix: \(y = \frac { 1 } { 3 }\)
• D)Vertex: (0,0);Focus: \(\left( 0 , \frac { 1 } { 12 } \right)\) ;Directrix: \(y = \frac { 1 } { 12 }\)
• E)Vertex: (0,0);Focus: \(\left( 0 , - \frac { 1 } { 3 } \right)\) ;Directrix: \(y = \frac { 1 } { 3 }\)

Assess and address the risk factors associated with sensory overload and deprivation.

Utilize appropriate communication strategies for patients with sensory impairments.

Recognize age-related sensory changes and adapt care accordingly.

Implement safety measures for unconscious or immobile patients to prevent injury.

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Definitions:

Strike Price

The set price at which an option contract can be bought (call) or sold (put) when it is exercised.

Market Price

The current price at which an asset or service can be bought or sold in a marketplace.

Call Option

A financial contract giving the buyer the right, but not the obligation, to buy a stock, bond, commodity, or other asset or instrument at a specified price within a specific time period.

Exercise Price

The cost at which an option's owner is allowed to purchase (for a call option) or sell (for a put option) the underlying asset.