Question

The graph of the function f(x) = –(x + 2)(x + 6)is shown below. Which statement about the function is true?

Answer 1

Explanation:

The function is increasing for all real values of x where

x < –4.

Answer 2

See options below. No answer choice given.

Explanation:

The graph of the function is below. What can be said about the function is the following:

• Roots are -2 and -6.
• Factors are (x+2) and (x+6)
• X-intercepts are (-2,0) and (-6,0)
• Y -intercept is (0,-12)
• Parabola is concave down due to negative leading coefficient
• Vertex is at (-4,4)
• Axis of Symmetry is x=-4
• Its a quadratic which has a parabola as its graph