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A particle of mass m slides along a curved flat curved track. The curved portions of the track are smooth. If the particle is released at the top of one of the curved portions, A particle of mass m slides along a curved flat curved track. The curved portions of the track are smooth. If [...]

Also find the sum of the first 15 terms in each case. an = 3 + 4n Also find the sum of the first 15 terms in each case. an = 3 + 4n October 4, 2020 Category: Chapter 5 - Arithmetic Progressions , Maths , NCERT Class 10 ,

If the sum of first 7 terms of an AP is 49 and that of 17 term is 289 find the sum of first n terms. If the sum of first 7 terms of an AP is 49 and that of 17 term is 289 find the sum of first n terms. October 4, 2020 [...]

A mass m starting from A reaches B of a frictionless track. On reaching B, it pushes the track with a force equal to x times its weight, then the applicable relation is A mass m starting from A reaches B of a frictionless track. On reaching B it pushes the track with a force [...]

Find the sum of first 51 term of an ap whose second and third term are 14 and 18 respectively Find the sum of first 51 term of an ap whose second and third term are 14 and 18 respectively October 4, 2020 Category: Chapter 5 - Arithmetic Progressions , Maths , NCERT Class 10 [...]

Find the sum of first 22 terms of an AP in which d = 7 and 22nd term is 149. Find the sum of first 22 terms of an AP in which d = 7 and 22nd term is 149. October 4, 2020 Category: Chapter 5 - Arithmetic Progressions , Maths , NCERT Class 10 [...]

The first and the last term of an A.P are 17 and 350 respectively. If the common difference is 9 how many terms are there in A.P and what is their sum? The first and the last term of an A.P are 17 and 350 respectively. If the common difference is 9 how many terms [...]

The first term of an A.P. is 5, the last term is 45 and the sum of all its terms is 400. Find the number of terms and the common difference. The first term of an A.P. is 5 the last term is 45 and the sum of all its terms is 400. Find the [...]

How many terms of the AP: 9,17,25,….. must be taken so that their sum is 636 ? ..... must be taken so that their sum is 636 ? 17 25 How many terms of the AP: 9 October 4, 2020 Category: Chapter 5 - Arithmetic Progressions , Maths , NCERT Class 10 ,

In an A.P. Given l = 28, S = 144, and there are total 9 terms. Find a. and there are total 9 terms. Find a. In an A.P. Given l = 28 S = 144 October 4, 2020 Category: Chapter 5 - Arithmetic Progressions , Maths , NCERT Class 10 ,