Question

What is the vertex form of f of x equals 5 plus 4 x minus x squared?

Answer options with 5 options
A.
f of x equals negative left-parenthesis x plus 2 right-parenthesis squared plus 1

B.
f of x equals negative left-parenthesis x plus 2 right-parenthesis squared plus 5

C.
f of x equals negative left-parenthesis x plus 2 right-parenthesis squared plus 9

D.
f of x equals negative left-parenthesis x minus 2 right-parenthesis squared plus 1

E.
f of x equals negative left-parenthesis x minus 2 right-parenthesis squared plus 9

Answers

Answered by GPT 3.5
B. f of x equals negative left-parenthesis x plus 2 right-parenthesis squared plus 5

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