57:
What is the rate of change of the function represented by the table?
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15
25
35
4 5
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Given:

Table of the function

To find:

Rate of change

Solution:

Take any two points on the table.

Let the points be (1, 5) and (2, 5).

Here

Rate of change:

                        = 0

The rate of change of the given function is 0.

a

explanation:

point a is the center of the circle that passes through points e, f, and g and the center of the circle that passes through points x, y, and z.