Solve the problem.The logistic growth model 
represents the population of a species introduced into a new territory after t years. What will the population be in 20 years?
A. 148
B. 290
C. 162
D. 303
Answer: A
Mathematics
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Use the formula for 
to evaluate the expression.
A. 0 B. 5040 C. 70 D. 1
Mathematics
Provide an appropriate response. 2-2 = 0.25 written in logarithmic form is:
A. log0.25 2 = -2 B. log2 -2 = 0.25 C. log2 0.25 = -2 D. log-2 0.25 = 2
Mathematics
Solve the problem.The intensity of a certain noise is 1.28 × 10-8 W/cm2. How loud, in decibels, is this sound level? Use the formula 
where 
(Round to the nearest decibel.)
A. 82 decibels B. 81 decibels C. -21 decibels D. 34 decibels
Mathematics
Solve the equation.
= y + 4
A. {-1} B. {3} C. {7} D. {-3}
Mathematics