Question 1 :
If the non zero numbers x, y, z are in A.P. and tan<sup>-1</sup>x, tan<sup>-1</sup>y, tan<sup>-1</sup>z are also in A.P. then -
Question 2 :
In an A.P. T<sub>n</sub> = <img style='object-fit:contain' src='https://storage.googleapis.com/teachmint/question_assets/JEE%20Main/5e872835e6d3604eaa92f75c' height='36' width='14' >(3 - 7n) then common difference of A.P. is-
Question 3 :
If <img style='object-fit:contain' src='https://storage.googleapis.com/teachmint/question_assets/JEE%20Main/5e8728ff19f8d44d3a1806ab' height='39' width='172' >, then the value of n is
Question 4 :
If a, b,c are in A.P., then <img style='object-fit:contain' src='https://storage.googleapis.com/teachmint/question_assets/JEE%20Main/5e87287e75ed294f2c7c4c5a' height='33' width='63' > will be in
Question 5 :
Let S<sub>n </sub>denote the sum of first n terms of an A.P. If S<sub>2n</sub> = 3 S<sub>n</sub> then S<sub>3n</sub>/S<sub>n</sub> is -
Question 6 :
If S<sub>n</sub> = n<sup>2</sup> - 2n for an A.P. then T<sub>5</sub> of this A.P. is-
Question 8 :
If sum to n terms of an A.P. is 3n<sup>2</sup> + 5n, while T<sub>m</sub> = 164, then value of m is
Question 9 :
In A.P. 3 + 7 + 11 + 15 + . upto 30 terms, 12th term from end is-
Question 10 :
The sum of all two digit natural number which divided by '4' yield remainder is 1, is-
Question 11 :
If x, y, z are in A.P. then the value of (x + y - z) (y + z - x) is
Question 12 :
The product of n positive numbers is 1, then their sum is a positive integer and is -<sup> </sup>
Question 13 :
The sum of all two digit numbers which when divided by 4, yield unity as remainder is -
Question 14 :
The sum of n terms of the series 1<sup>2</sup> - 2<sup>2</sup> + 3<sup>2</sup> - 4<sup>2</sup> + 5<sup>2</sup> - 6<sup>2</sup>+ ..... is -
Question 16 :
If a, b, c are in AP ; then 2<sup>ax + 1</sup>, 2<sup>bx + 1</sup>, 2<sup>cx + 1</sup>, x ≠ 0 are in -
Question 17 :
If roots of equation x<sup>3</sup> - 12x<sup>2</sup> + 39x - 28 = 0 are in A.P. then common difference =
Question 18 :
Sum of n terms of the series 12 + 16 + 24 + 40 +will be
Question 19 :
Find sum of 11 terms of on A.P. whose middle term = 30 is -
Question 20 :
If a, b, c, d, e are in A.P., then value of a - 4b + 6c - 4d + e =