NCERT Class 10

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) 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. 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 ... −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 ? 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? … 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 ,

Find the 12th term from the end of the AP: -2, -4,-6, …,-100. ... 100 4 6 Find the 12th term from the end of the AP: -2 November 23, 2020 Category: Chapter 5 - Arithmetic Progressions , Maths , NCERT Class 10 ,

If sum of the 3rd and the 8th terms of an AP is 7 and the sum of the 7th and the 14th terms is -3, find the 10th term. find the 10th term. If sum of the 3rd and the 8th terms of an AP is 7 and the sum of the 7th and [...]

If the nth terms of the two APs: 9, 7, 5,… and 24, 21, 18,. .. are the same, find the value of n. Also find that term. . .. are the same … and 24 18 21 5 7) find the value of n. Also find that term. If the nth terms of the [...]

The angles of a triangle are in AP. The greatest angle is twice the least. Find all the angles of the triangle. The angles of a triangle are in AP. The greatest angle is twice the least. Find all the angles of the triangle. November 23, 2020 Category: Chapter 5 - Arithmetic Progressions , Maths [...]