A rate of readjust is a rate that defines how one quantity alters in relation to another quantity. If x is the live independence variable and also y is the dependency variable, climate

price of change = change in y change in x

rates of adjust can be positive or negative. This corresponds to boost or decrease in the y -value between the two data points. When a amount does not readjust over time, it is referred to as zero price of change.

### hopeful rate of change

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

### an unfavorable rate of adjust

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

### Zero price of adjust

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

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** Example: **

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

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

A rate of adjust is a price that explains how one quantity alters in relation to an additional quantity.

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

The price of adjust is 40 1 or 40 .

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This way a car is travel at a rate of 40 miles per hour.