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:

Prion

An infectious agent composed of protein in a misfolded form, which is responsible for certain neurodegenerative diseases.

Prion Diseases

Fatal, degenerative brain diseases caused by misfolded proteins.

Creutzfeldt-Jakob Disease

A rare, degenerative, invariably fatal brain disorder affecting about one in every one million people per year.

Misshapen Proteins

Abnormally structured proteins that can result in diseases due to improper folding or function.