A red-hot sword was plunged into cold water. This caused the temperature difference between the sword and the water to decrease rapidly.
The relationship between the elapsed time t, in seconds, since the sword was plunged into water, and the
temperature difference, D(t), is modeled by the following function:
t
9.7
D(t) = 256
4
Complete the following sentence about the decay rate of the temperature difference.
1
The temperature difference is reduced by a factor of
4
every
seconds.

step-by-step explanation:

i found the koficent of the linear function and i foun c acordind to the strict formula y=kx+c and then i took 2 as an x and replacet it on the formula i found and then foun the y

both graphs increase on their domain

neither graph has a y-intercept

step-by-step explanation:

the following points can be visualized easily from the graph

idk

step-by-step explanation:

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