A price of readjust is a rate that defines how one quantity alters in relation to one more quantity. If x is the elevation variable and y is the dependence variable, climate

rate of change = change in y adjust in x

prices of change can be hopeful or negative. This coincides to an increase or decrease in the y -value between the two data points. When a amount does not readjust over time, that is dubbed zero rate of change.

### positive rate of change

once the worth of x increases, the value of y increases and the graph slants upward.

### an adverse rate of change

once the value of x increases, the value of y decreases and the graph slants downward.

### Zero rate of readjust

when the worth of x increases, the worth of y stays constant. The is, over there is no change in y value and the graph is a horizontal heat .

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** Example: **

usage the table to uncover the price of change. Climate graph it.

Time driving ( h ) x street took trip ( mi ) y 2 80 4 160 6 240

A rate of change is a rate that defines how one quantity transforms in relation to another quantity.

rate the adjust = readjust in y change in x = adjust in distance readjust in time = 160 − 80 4 − 2 = 80 2 = 40 1

The rate of readjust is 40 1 or 40 .

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This method a auto is traveling at a price of 40 miles per hour.