Algebra 1, 2011
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32

 PAGE: 350 SET: Exercises PROBLEM: 32

The equations are .

First find the minimum point of the graph.

Since absolute value function can not be negative,

the minimum point of the graph is where .

The original function is .

Set original function

(Subtract 7 from each side)

(Multiply each side by negative one)

(Product of two same signs is positive)

The original function is .

Set original function

Next make at table, fill out the table with values for x > 3 and  x < 3, .

 5 6 0 3 0 7 2 1 1 6 4 1 2 5

First, draw a co-ordinate plane.

Locate the points on co-ordinate plane and draw the graph through these points.

Observe the graphs, both graphs have different shapes and

points on and have common point is .

The graphs of  and have in common point is .

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