Quadratic Functions: Factored Form Answers
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What is the y-intercept of the quadratic functionf(x) = (x – 6)(x – 2)?
A
(0,–6)B
(0,12)C
(–8,0)D
(2,0)2
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Which statements about the function are true? Select two options.
A
The vertex of the function is at (1,–25).B
The vertex of the function is at (1,–24).C
The graph is increasing only on the interval −4< x < 6.D
The graph is positive only on one interval, where x < –4.E
The graph is negative on the entire interval–4 < x < 6.3
The graph of the function f(x) = –(x + 3)(x – 1) is shown below.
A
The function is positive for all real values of x wherex < –1.B
The function is negative for all real values of x where x 1.C
The function is positive for all real values of x wherex > 0.D
The function is negative for all real values of x wherex –1.4
Which is the graph of f(x) = –(x + 3)(x + 1)?
A
OptionB
OptionC
OptionD
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