Solve the problem.The logistic growth function f(t) = 
models the number of people who have become ill with a particular infection t weeks after its initial outbreak in a particular community. How many people became ill with this infection when the epidemic began?
A. 399 people
B. 40 people
C. 400 people
D. 16,000 people
Answer: B
Mathematics
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Write the vector v in terms of i and j whose magnitude 
and direction angle ? are given.
= 10, ? = 120°
A. v = -5
i + 5
j
B. v = 5i - 5
j
C. v = -5i + 5
j
D. v = 5
i - 5j
Mathematics
Find all complex zeros of the polynomial function. Give exact values. List multiple zeros as necessary.f(x) = 3x4 - 10x3 + 20x2 - 40x + 32
A. 
, 2, -i, i
B. 
, 2, -2i, 2i
C. - 
, -2, -2i, 2i
D. 
, 2, -4i, 4i
Mathematics
Classify the real number as a natural number, whole number, integer, rational number and/or irrational number. The number may belong to more than one set.-
A. irrational number B. rational number C. integer D. integer, rational number
Mathematics
Add and, if possible, simplify.- 
+ 
A. - 
B. - 
C. - 2
D. - 
Mathematics