Find `a_(30)-a_(20)` for the A.P. `-9,\ -14 ,\ -19 ,\ -24 ,\ dot` (ii) `a ,\ a+d ,\ a+2d ,\ a+3d ,\ ddot`

Find a_(30)-a_(20) for the A.P.-9,-14,-19,-24,a,a+d,a+2d,a+3d,dots

Write the value of a_(30)-a_(10) for the A.P. 4,\ 9,\ 14 ,\ 19 ,\ dot

The value of a_(30)-a_(20) for the A.P. -3,-1,1,"…." is

Write the value of a_(30)-a_(10) for the A.P. 4,9,14,19,

Find a_30-a_20 for the A.P (i) -9,-14,-19,-24.........(ii) a ,a+d,a+2d,a+3d,..........

In the AP -9 , -14, -19, -24, ……… a_(30) - a_(20) = ………….

Write the expression a_n-a_k for the A.P. a ,\ a+d ,\ a+2d ,\ ddot Hence, find the common difference of the A.P. for which a_(10)-a_5=200

In an A.P: given a_(n) = 4 , d = 2 , S_(n) = -14 , find n and a .

Find the indiated terms in each of the following A.P. (i) 1, 7, 13, 19 ,…, 301 , a_(10) , a_(20) (ii) a= 22 , d = - 3, a_(n) , a_(30)

Find the indiated terms in each of the following A.P. (i) 1, 7, 13, 19 ,…, 301 , a_(10) , a_(20) (ii) a= 22 , d = - 3, a_(n) , a_(30)