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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 ,
Find the sum: 4 – 1/n + 4 – 2/n + 4 – 3/n + …. upto n terms
23
Nov
Find the sum: 4 – 1/n + 4 – 2/n + 4 – 3/n + …. upto n terms Find the sum: 4 - 1/n + 4 - 2/n + 4 - 3/n + .... upto n terms November 23, 2020 Category: Chapter 5 - Arithmetic Progressions , Maths , NCERT Class 10 ,
Find the sum: 1 + (-2) + (-5) + (-8) + …+ (-236)
23
Nov
Find the sum: 1 + (-2) + (-5) + (-8) + …+ (-236) Find the sum: 1 + (-2) + (-5) + (-8) + ...+ (-236) November 23, 2020 Category: Chapter 5 - Arithmetic Progressions , Maths , NCERT Class 10 ,
The first term of an AP is -5 and the last term is 45. If the sum of the terms of the AP is 120, then find the number of terms and the common difference.
23
Nov
The first term of an AP is -5 and the last term is 45. If the sum of the terms of the AP is 120, then find the number of terms and the common difference. The first term of an AP is -5 and the last term is 45. If the sum of the terms [...]
Find the sum of the two middle most terms of the AP: −4/3,−1,−2/3,…,4 1/3
23
Nov
Find the sum of the two middle most terms of the AP: −4/3,−1,−2/3,…,4 1/3 ... −1 −2/3 4 1/3 Find the sum of the two middle most terms of the AP: −4/3 November 23, 2020 Category: Chapter 5 - Arithmetic Progressions , Maths , NCERT Class 10 ,
How many numbers lie between 10 and 300, which when divided by 4 leave a remainder 3 ?
23
Nov
How many numbers lie between 10 and 300, which when divided by 4 leave a remainder 3 ? How many numbers lie between 10 and 300 which when divided by 4 leave a remainder 3 ? November 23, 2020 Category: Chapter 5 - Arithmetic Progressions , Maths , NCERT Class 10 ,
Which term of the AP: 53, 48, 43,… is the first negative term?
23
Nov
Which term of the AP: 53, 48, 43,… is the first negative term? … is the first negative term? 43 48 Which term of the AP: 53 November 23, 2020 Category: Chapter 5 - Arithmetic Progressions , Maths , NCERT Class 10 ,