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Chapter 2: Q. 11 (page 89)

In Problems 11–20, use the graph of the function f given.


Is f increasing on the interval (-8, -2)?

Short Answer

Expert verified

Yes, the function is increasing on the interval (-8,-2)

Step by step solution

01

Given Information 

use the graph of the function f given.

02

Increasing or decreasing 

From the given interval x=-8 to -2 , the graph of the function is going up .

So , f is increasing on the interval (-8, -2)

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Most popular questions from this chapter

In Problems 7–18, match each graph to one of the following functions:

A.y=x2+2B.y=-x2+2C.y=x+2D.y=-x+2E.y=(x-2)2F.y=-(x+2)2G.y=x-2H.y=-x+2I.y=2x2J.y=-2x2K.y=2xL.y=-2x

The domain of the variable in the expression x-3x+4is _________.

Test the equation y=5x2-1for symmetry with respect to the x-axis, the y-axis, and the origin.

In Problems 7–18, match each graph to one of the following functions:

A.y=x2+2B.y=-x2+2C.y=x+2D.y=-x+2E.y=(x-2)2F.y=-(x+2)2G.y=x-2H.y=-x+2I.y=2x2J.y=-2x2K.y=2xL.y=-2x

Graph the function using the techniques of shifting, compressing, stretching, and/or reflecting. Start with the graph of the basic function and show all stages. Be sure to show at least three key points. Find the domain and the range of each function. Verify your results using a graphing utility.

f(x)=-x
See all solutions

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