Pa help pooo math 27. What is the sum of the geometric sequence 2, 6, ..., 486?
A. 728
C. 6560
B. 2 186
D. 19 682
28. A culture of bacteria doubles its number every 3 hours. If there are 80 bacteria at the beginning, how
many bacteria there will be after 15 hours?
A. 1,280
C. 5,120
B. 2,560
D. 10,240
29. Find the sum of the infinite geometric sequence 24, 12, 6, 3, ...
A. 64
C. 32
B. 48
D.24
30. Find the sum of the infimte geometric sequence 200, 150, 112.5, ...
A. 400
C. 800
B. 600
D. 1200
31. Which of the following is a polynomial expression?
A. 3- 2x + 3x2
C/6x3 - 2
B. 5x-4- 2x + 8
D. xż - 1
32. When you divide P(x) by x - c, you can easily determine the remainder by evaluating
A. P(0)
C. PC
B. P(x)
D. P(g)
33. Given P(x) = 3x3 + 2x2 - X. What is the value of P(2)?
A. 20
C. 30
B. 40
D. 50
34. Find the remainder when (5x2 - 2x + 1) is divided by (x + 2).
A.5
C. 10
B. 20
D. 25
A. 728
C. 6560
B. 2 186
D. 19 682
28. A culture of bacteria doubles its number every 3 hours. If there are 80 bacteria at the beginning, how
many bacteria there will be after 15 hours?
A. 1,280
C. 5,120
B. 2,560
D. 10,240
29. Find the sum of the infinite geometric sequence 24, 12, 6, 3, ...
A. 64
C. 32
B. 48
D.24
30. Find the sum of the infimte geometric sequence 200, 150, 112.5, ...
A. 400
C. 800
B. 600
D. 1200
31. Which of the following is a polynomial expression?
A. 3- 2x + 3x2
C/6x3 - 2
B. 5x-4- 2x + 8
D. xż - 1
32. When you divide P(x) by x - c, you can easily determine the remainder by evaluating
A. P(0)
C. PC
B. P(x)
D. P(g)
33. Given P(x) = 3x3 + 2x2 - X. What is the value of P(2)?
A. 20
C. 30
B. 40
D. 50
34. Find the remainder when (5x2 - 2x + 1) is divided by (x + 2).
A.5
C. 10
B. 20
D. 25
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