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Ninth Grade (Grade 9) Sequences and Series Questions

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Grade 9 Sequences and Series
What type of sequence is this: 2, -4, 8, -16,...?
  1. Arithmetic
  2. Geometric
  3. Neither
Grade 9 Sequences and Series
64 , 48 , 36 , 27 ,                 ,                
  1. Arithmetic
  2. Geometric
  3. Neither
Grade 9 Sequences and Series CCSS: HSF-IF.A.3
In the following sequence, what is the common difference? 3, 10, 17, 23, ...
  1. 3
  2. 23
  3. 7
  4. None of the above
Grade 9 Sequences and Series CCSS: HSF-IF.A.3
Find the 20th term of the sequence: 3, 8, 13, 18,...
  1. 95
  2. 96
  3. 97
  4. 98
Grade 9 Sequences and Series CCSS: HSF-IF.A.3
In the following sequence, what is the common difference? -2, 1, 4, 7, ...
  1. -2
  2. 3
  3. 7
  4. None of the above
Grade 9 Sequences and Series CCSS: HSF-BF.A.2
Which of the following is the recursive formula for the geometric sequence 14,18,116,...?
  1. an=14⋅(12)n-1
  2. a1=12;an=(14)⋅an-1
  3. an=12⋅(14)n-1
  4. a1=14;an=(12)⋅an-1
Grade 9 Sequences and Series CCSS: HSF-IF.A.3
What is the common difference in the following sequence? 13, 15, 17, 19, ...
  1. d = 1
  2. d = -2
  3. d = 2
  4. d = 0
Grade 9 Sequences and Series CCSS: HSF-IF.A.3
What is the seventh term of the sequence 24, 12, 6, 3,...?
  1. 0
  2. 0.25
  3. 0.375
  4. 1.5
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