Derivative as an Instantaneous Rate of Change
The volume of water in a tank, in liters, is modeled by the function $$V(t) = 1000 - 50*t^2$$, where $$t$$ is the time in minutes. Which of the following is the derivative of $$V(t)$$?
A
$$V'(t)= -50*t$$
B
$$V'(t)= -t$$
C
$$V'(t)= -100*t$$
D
$$V'(t)= -100*t^2$$
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