Express the Function in the Formss the Function in the Form

question 135

Multiple Choice

Express the function in the formss the function in the form f(x) $$f ( x ) = a ( x - h ) ^ { 2 } + k$$ k a nd indicate the vertex.
- $$f ( x ) = - x ^ { 2 } + 2 x + 7$$

• A) \(f ( x ) = - ( x - 1 ) ^ { 2 } + 8\)
• vertex: \(( 1,8 )\)
• B) \(f ( x ) = - ( x + 1 ) ^ { 2 } + 6\)
• vertex: \(( - 1,6 )\)
• C) \(f ( x ) = - ( x - 2 ) ^ { 2 } + 7\)
• vertex: \(( 2,7 )\)
• D) \(f ( x ) = - ( x + 1 ) ^ { 2 } + 4\)
• vertex: \(( - 1,4 )\)

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Definitions:

Sodium Chloride

A chemical compound, also known as table salt, used mainly in the food industry as a flavor enhancer and preservative, as well as in medical treatments.

Fluid Therapy

The medical practice of replenishing bodily fluids and electrolytes via oral or intravenous route to treat dehydration or electrolyte imbalances.

Traumatic Brain Injury

A form of acquired brain injury occurring when a sudden trauma causes damage to the brain.

Lactated Ringer's

An intravenous solution used for fluid and electrolyte replenishment in patients, contains sodium chloride, sodium lactate, potassium chloride, and calcium chloride.