The sum of n terms of an A.P. is 3n<sup>2</sup> + 5n, then 164 is its

The common difference of the A.P. $$\frac{1}{{2b}},$$ $$\frac{{1 - 6b}}{{2b}},$$  $$\frac{{1 - 12b}}{{2b}},$$ &…

A boy agrees to work at the rate of one rupee on the first day, two rupees on the second day, and four rupees on third d…

The 2<sup>nd</sup> and 6<sup>th</sup> term of an arithmetic progression are 8 and 20 respectivel…

The 3<sup>rd</sup> and 8<sup>th</sup> term of an arithmetic progression are -13 and 2 respective…

The 4<sup>th</sup> and 7<sup>th</sup> term of an arithmetic progression are 11 and -4 respective…

For an A.P. if a<sub>25</sub> - a<sub>20</sub> = 45, then d equals to:

If the sum of three consecutive terms of an increasing A.P. is 51 and the product of the first and third of these terms …