Maths
Find the sum of last ten terms of the AP: 8,10, 12,……., 126.
23
Nov
Find the sum of last ten terms of the AP: 8,10, 12,……., 126. -12 ....... 10 126. Find the sum of last ten terms of the AP: 8 November 23, 2020 Category: Chapter 5 - Arithmetic Progressions , Maths , NCERT Class 10 ,
Find the sum of all the 11 terms of an AP whose middle most term is 30.
23
Nov
Find the sum of all the 11 terms of an AP whose middle most term is 30. Find the sum of all the 11 terms of an AP whose middle most term is 30. November 23, 2020 Category: Chapter 5 - Arithmetic Progressions , Maths , NCERT Class 10 ,
If sum of first 6 terms of an AP is 36 and that of the first 16 terms is 256, find the sum of first 10 terms.
23
Nov
If sum of first 6 terms of an AP is 36 and that of the first 16 terms is 256, find the sum of first 10 terms. find the sum of first 10 terms. If sum of first 6 terms of an AP is 36 and that of the first 16 terms is 256 November [...]
Find the sum of first 17 terms of an AP whose 4th and 9th terms are -15 and -30 respectively.
23
Nov
Find the sum of first 17 terms of an AP whose 4th and 9th terms are -15 and -30 respectively. Find the sum of first 17 terms of an AP whose 4th and 9th terms are -15 and -30 respectively. November 23, 2020 Category: Chapter 5 - Arithmetic Progressions , Maths , NCERT Class 10 [...]
If Sn denotes the sum of first n terms of an AP, prove that S12 = 3(S8 – S4).
23
Nov
If Sn denotes the sum of first n terms of an AP, prove that S12 = 3(S8 – S4). If Sn denotes the sum of first n terms of an AP prove that S12 = 3(S8 – S4). November 23, 2020 Category: Chapter 5 - Arithmetic Progressions , Maths , NCERT Class 10 ,
In an AP, if Sn = 3n^2 + 5n and ak = 164, find the value of k.
23
Nov
In an AP, if Sn = 3n^2 + 5n and ak = 164, find the value of k. find the value of K. if Sn = 3n^2 + 5n and ak = 164 In an AP November 23, 2020 Category: Chapter 5 - Arithmetic Progressions , Maths , NCERT Class 10 ,
In an AP, if Sn = n (4n + 1), find the AP.
23
Nov
In an AP, if Sn = n (4n + 1), find the AP. find the AP. if Sn = n (4n + 1) In an AP November 23, 2020 Category: Chapter 5 - Arithmetic Progressions , Maths , NCERT Class 10 ,
If an = 3 – 4n, show that a1, a2, a3,… form an AP. Also find S20.
23
Nov
If an = 3 – 4n, show that a1, a2, a3,… form an AP. Also find S20. … form an AP. Also find S20. a^3 a2 If an = 3 – 4n Show that a1 November 23, 2020 Category: Chapter 5 - Arithmetic Progressions , Maths , NCERT Class 10 ,
Which term of the AP: -2, -7, -12,… will be -77? Find the sum of this AP upto the term -77.
23
Nov
Which term of the AP: -2, -7, -12,… will be -77? Find the sum of this AP upto the term -77. -12 … will be -77? Find the sum of this AP upto the term -77. 7) Which term of the AP: -2 November 23, 2020 Category: Chapter 5 - Arithmetic Progressions , Maths , [...]
Find the sum: a-b/ a+b + 3a-2b/ a+b + 5a-3b/a+b +…..to 11 terms.
23
Nov
Find the sum: a-b/ a+b + 3a-2b/ a+b + 5a-3b/a+b +…..to 11 terms. Find the sum: a-b/ a+b + 3a-2b/ a+b + 5a-3b/a+b +.....to 11 terms. November 23, 2020 Category: Chapter 5 - Arithmetic Progressions , Maths , NCERT Class 10 ,