Find the Quadratic Function $f$ Whose Graph Intersects The $x$ -Axis At $( 1,0 )$

question 101

Multiple Choice

Find the quadratic function $f$ whose graph intersects the $x$ -axis at $( 1,0 )$ and $( 4,0 )$ and the $y$ -axis at $( 0,4 )$ .

• A) \(f ( x ) = - x ^ { 2 } - 3 x - 4\)
• B) \(f ( x ) = x ^ { 2 } - 5 x + 4\)
• C) \(f ( x ) = x ^ { 2 } + 3 x + 4\)
• D) \(f ( x ) = - x ^ { 2 } + 3 x + 4\)
• E) \(f ( x ) = - x ^ { 2 } + 5 x + 4\)

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Definitions:

Margin Of Error

A statistic expressing the amount of random sampling error in a survey's results, indicating the preciseness of the estimates.

True Value

The actual, factual value or correctness of something, often used in the context of measurement, logic, or philosophy.

Unreliable

Lacking consistency or predictability; not able to be trusted to do or provide what is needed or expected.

Median

The median is the central number in a dataset that splits it into two halves of equal size.