Data Loading...
compilation c4 Flipbook PDF
compilation c4
118 Views
11 Downloads
FLIP PDF 49.22KB
Chapter 4 : Sequence Exercise 4.1: Arithmetic Sequence (20 minutes) Solve each of the following questions. (24 marks) 1. Given a sequence: 4, 1, 6, 11,...... Find:
2. Given a sequence: 13, 6, 1, 8,...... Find:
(6 marks)
(6 marks)
i. the value of a and d,
i. the value of a and d,
ii. the 8th term,
ii. the 20th term,
iii. the sum of the first 10 terms.
iii. the sum of the first 10 terms.
1 7 6 17 , , , ,...... Find: 5 10 5 10 (6 marks) i. the value of a and d,
4. Given a sequence: , - , - , 1,...... Find:
ii. the 9th term,
ii. the 18th term,
iii. the sum of the first 50 terms.
iii. the sum of the first 40 terms.
3. Given a sequence:
1 4
1 2
3 4
(6 marks)
i. the value of a and d,
END OF QUESTION
Chapter 4 : Sequence Exercise 4.2: Arithmetic Sequence (Worded Problem) (20 minutes) Solve each of the following questions. (24 marks) 1. Given the first term and the ninth term of an 2. Given the common difference and the twentieth term of an arithmetic sequence are 5 and 145 1 49 and respectively, respectively, find: 3 3 (6 marks) find: (6 marks) i. the first term, i. the common difference arithmetic sequence are
ii. the sum of the first 15 terms.
ii. the sum of the first 14 terms.
3. Given the first term and the seventh term of an 4. Given the common difference and the sixth term of arithmetic sequence are 0.25 and 0.52 respectively, 2 an arithmetic sequence are and 20 respectively, find: 5 (6 marks) find: i. the common difference (6 marks) i. the first term,
ii. the sum of the first 11 terms.
ii. the sum of the first 25 terms.
END OF QUESTION
Chapter 4 : Sequence Exercise 4.3: Geometic Sequence (20 minutes) Solve each of the following questions. (24 marks) 1. Given a sequence: 1, 6, 36, 216,...... Find:
2. Given a sequence: 3, 15, 75, 375,...... Find:
(6 marks)
(6 marks)
i. the value of a and r,
i. the value of a and r,
ii. the 6th term,
ii. the 4th term,
iii. the sum of the first 4 terms.
iii. the sum of the first 6 terms.
3. Given a sequence:
1 1 1 1 , - , , - ,...... Find: 16 8 4 2 (6 marks)
4. Given a sequence: 0.008, 0.02, 0.05,...... Find: (6 marks)
i. the value of a and r,
i. the value of a and r,
ii. the 15th term,
ii. the 7th term,
iii. the sum of the first 8 terms.
iii. the sum of the first 3 terms.
END OF QUESTION
Chapter 4 : Sequence Exercise 4.4: Geometric Sequence (Worded Problem) (20 minutes) Solve each of the following questions. (24 marks) 1. Given the first term and the sixth term of a 2. Given the first term and the fifth term of a geometric geometric sequence is
sequence is 3 and 1875 respectively. Find: 1 1 and respectively. 729 3
Find:
(6 marks)
(6 marks)
i. the common ratio,
i. the common ratio,
ii. the sum of the first 4 terms.
ii. the sum of the first 9 terms
.
3. Given the common ratio and the tenth term of a 4. Given the first term and the sixth term of a geometric geometric sequence is -2 and -128 respectively. 1 1 sequence is and respectively. Find: Find: 729 3 (6 marks) (6 marks) i. the first term, i. the first term,
ii. the sum of the first 10 terms.
ii. the sum of the first 8 terms.
END OF QUESTION