Solve the problem.The instantaneous growth rate of a population is the rate at which it is growing at every instant in time. The instantaneous growth rate r of a colony of bacteria t hours after the start of an experiment is given by the function 
for 
Find the times for which the instantaneous growth rate is zero.
A. 2 sec
B. 1 sec, 2 sec, and 4 sec
C. 1 sec and 4 sec
D. 2 sec and 4 sec
Answer: B
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Graph the polar equation.r = 
A. 
B. 
C. 
D. 
Provide an appropriate response.Perform the indicated operation. Express as an ordinary number. 0.37 ? 10-3
Fill in the blank(s) with the appropriate word(s).
Solve the problem.A box contains 4 slips of paper, on each of which is written the number 1, 2, 3, or 4, respectively. A slip is drawn, and the number on it is noted. That slip is put aside, and another slip is drawn and the number on it noted. What is the probability thata) the sum of the two numbers is 5?b) the first number drawn is a 2 and the second number is not 5?c) the sum of the two numbers is not 10?
A. a) 
b) 
c) 0
B. a) 
b) 
c) 1
C. a) 
b) 
c) 0
D. a) 
b) 
c) 1
Solve for the requested variable.The equation E = 0.0047x3 - 0.004x2 + 0.121x + 1.63 gives the approximate total earnings of a company, in millions of dollars, where
corresponds to 1996. Determine the earnings for 1998.
A. $2.08 million B. $1.93 million C. $1.89 million D. $1.75 million