Add or subtract.
- 
A. 
B. 
C. - 
D. - 
Answer: B
Mathematics
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Provide an appropriate response.What definite integral is represented by 
? Use the Fundamental Theorem to evaluate the integral.
A. 
= 64
B. 
= 
C. 
= 
D. 
= 21
Mathematics
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. 240 B. 146 C. 91 D. 101
Mathematics
Graph the ellipse. Give the coordinates of the center, as well as the values of a and b.4x2 + 5y2 - 24x + 50y + 141 = 0
A. center (3, -5), a = 
, b = 2
B. center (-3, 5), a = 
, b = 2
C. center (-3, 5), a = 2, b = 
D. center (3, -5), a = 2, b = 
Mathematics
Use a table and/or a graph to decide whether the limit exists. If it exists, find its value.
A. -6 B. Does not exist C. 6 D. 0
Mathematics