Let A'(t) = 0.3(25,000 - A(t)), A(0) = 0. Which of the following is the formula for A(t)?
A. A(t) = 25,000e-3t
B. A(t) = 25,000(1 - 0.3t)
C. A(t) = 25,000(1 - e-0.3t)
D. A(t) = 25,000e(1 - 0.3t)
E. none of these
Answer: C
Mathematics
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