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Compare the y-intercepts and the rates of change of the following items.

The items have different y-intercepts and different rates of change.

The rates of change are the same, but the y-intercepts are different.

The y-intercepts are the same, but the rates of change are different.

The items have the same y-intercept and the same rate of change.

Compare the yintercepts and the rates of change of the following items The items have different yintercepts and different rates of change The rates of change ar class=

Respuesta :

The y-intercepts are the same, but the rates of change are different.

Answer:  The correct option is

(C) The y-intercepts are the same, but the rates of change are different.

Step-by-step explanation:  We are given to compare the y-intercepts and the rates of change of the given items.

For item I :

The given equation of the line is in slope-intercept for, as follows :

[tex]y=2x-4.[/tex]

So, the y-intercept of the line is -4 and the rate of change is given by the slope of the line, i.e., 2.

For item II :  

We see that

at x = 0, the value of y is -4. So, the y-intercept of the linear function (a line) is -4.

Now, (-4, -6) and (-2, -5) are two points on the line, so the rate of change will be

[tex]R=\dfrac{-5-(-6)}{-2-(-4)}=\dfrac{1}{2}.[/tex]

Therefore, the y-intercepts are same but rate of changes are different.

Thus, (C) is the correct option.