CBSEi Class 10 Sequences (AP and GP) CORE

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STUDY MATERIAL 35
Arithmetic Progression and Geometric Progression Introduction: Earlier, you have come across a number of patterns such as (i) 1 2 = 1 (ii) 7 2 = 49 11 2 = 121 67 2 = 4489 111 2 = 12321 667 2 = 444889 1111 2 = 1234321 6667 2 = 44448889 11111 2 = 123454321 66667 2 = 4444488889 : : : : : : (iii) 11 2 = 121 (iv) 101 2 = 10201 1001 2 = 1002001 10001 2 = 100020001 100001 2 = 10000200001 Number of dots 1 4 = 22 9 = 32 16 = 42 25 = 52 ….. 1 1+3 1+3+5 1+3+5+7 1+3+5+7+9 ….. 36
Page 1: CBSE-i Mathematics Arithmetic Progr
Page 4 and 5: The CBSE-International is grateful
Page 6 and 7: ACKNOWLEDGEMENTS Advisory Conceptua
Page 8 and 9: CContent Worksheet CW7 22 General T
Page 10 and 11: Introduction to Arithmetic Syllabus
Page 12 and 13: Mozart the finest musician of the w
Page 14 and 15: Teacher’s Note The teaching of Ma
Page 16 and 17: ealise that if general term is give
Page 18 and 19: Activity skill Matrix Activity Skil
Page 20 and 21: Activity 1 - Warm Up (W1) Recognisi
Page 22 and 23: Activity 3 - Warm Up (W3) Designs a
Page 24 and 25: Activity 5 - Pre Content (P2) Visua
Page 26 and 27: Activity 7 - Content (CW2) Recognis
Page 28 and 29: Activity 9 - Content (CW4) Problems
Page 30 and 31: Specific objective: To recognise a
Page 32 and 33: Activity 13 - Content (CW8) Problem
Page 34 and 35: Activity 15 - Content (CW10) Hands
Page 36 and 37: Activity 17 - Post Content (PCW1) A
Page 38 and 39: Able to write general term when any
Page 40 and 41: Teachers’ Rubric for Summative As
Page 42 and 43: Able to find the sum of given numbe
Page 46 and 47: (v) (vi) Area of 3 rd square = = ,
Page 48 and 49: (vi) Area of fourth square = Simila
Page 50 and 51: (iii) 1, 2, 4, 8, ______________ (i
Page 52 and 53: (ii) 54 = 54 18 = = 54 3 6 = = 18 3
Page 54 and 55: The fixed number is called the comm
Page 56 and 57: - = = = = Thus, it is not an AP (Wh
Page 58 and 59: is called the general term of an AP
Page 60 and 61: or, 185 = 40 + 25n 25 or, 25n = 250
Page 62 and 63: The fixed number is called the comm
Page 64 and 65: Here a = 2 6 ( 2) = 3 18 ( 6) = 3 5
Page 66 and 67: Example 18 : Find 8 th term of the
Page 68 and 69: or, = or, a = = i.e., the first ter
Page 70 and 71: Thus, the sum of first n terms of a
Page 72 and 73: Sn = [2a + (n 1)d] S50 = [2x1 + (50
Page 74 and 75: Example 28: The sum of first 22 ter
Page 76 and 77: Student’s Worksheet 1 Warm up (W1
Page 82 and 83: Student’s Worksheet 4 Pre Content
Page 84 and 85: Student’s Worksheet 5 Pre Content
Page 86 and 87: Student’s Worksheet 6 Content Wor
Page 88 and 89: Parameters of assessment Self Asses
Page 90 and 91: 2. Investigation : For which of the
Page 92 and 93: Student’s Worksheet 8 Content Wor
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2. Which of the following expressio
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Student’s Worksheet 9 Content Wor
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5. Given a sequence 6, 11, 16, 21,
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11. 12. Can Can 91
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Student’s Worksheet 10 Content Wo
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Step 6 Take the strip of dimension
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Parameters of assessment Self Asses
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a 3. Take the suitable value for fi
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5. Find a G.P. whose 3 rd and 6 th
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5. Visit the link http://betterexpl
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Self Assessment Rubric 15 Content W
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3. Find the sum of first n odd natu
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9. Find the sum of all odd integers
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PCW1 (Assignment) : Post Content Wo
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5. General term of an A.P. is alway
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PCW4 Framing questions Using the gi
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PCW5 Hands on activity Aim: To veri
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Suggested videos and Extra readings
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CBSEi Class 10 Sequences (AP and GP) CORE

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