Find the indicated term or coefficient of the binomial expansion.Find the 9th term of the expansion of (x + 2y)12.
A. 126,720x4y8
B. 126,720x8y4
C. 63,360x4y9
D. 63,360x8y4
Answer: A
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Solve the problem.The natural resources of an island limit the growth of the population to a limiting value of 3423. The population of the island is given by the logistic equation 
where t is the number of years after 2010. What would be the predicted population of the island in 2019?
A. 2579 people B. 2714 people C. 2443 people D. 831 people
Round to the indicated place value.Round to the nearest one: 475.36
A. 475 B. 476 C. 475.40
Find the LCM of the set of numbers.18, 24, 90
A. 432 B. 720 C. 360 D. 1080
Solve the given inequality (a related function is graphed).-x2 + 3x ? -7x + 21 
x-intercepts: (3, 0), (7, 0)
A. (3, 7) ? (7, ?) B. (-?, 3] ? [7, ?) C. [3, 7] D. (-?, -3) ? (7, ?)