Use the x-intercepts to find the intervals on which the graph of f is above and below the x-axis.f(x) = (x + 11)2

A. above the x-axis: (-?, -11)
below the x-axis: (-11, ?)
B. above the x-axis: (-?, -11), (-11, ?)
below the x-axis: no intervals
C. above the x-axis: no intervals
below the x-axis: (-?, -11), (-11, ?)
D. above the x-axis: (-11, ?)
below the x-axis: (-?, -11)


Answer: B

Mathematics

You might also like to view...

Find the derivative of the function. ? 

What will be an ideal response?

Mathematics

Add.

Fill in the blank(s) with the appropriate word(s).

Mathematics

A painting in an art gallery has height h and is hung so that lower edge is a distance d above the eye of an observer (as in the figure). How far from the wall should the observer stand to get the best view? (In other words, where should the observer stand so as to maximize the angle ? subtended at his eye by the painting?)

Mathematics

Solve.logx 16 = -4

A. -2
B. - 
C.
D. 2

Mathematics