" 9) In the given A.P."5,1,-3,-7........

Find the sum of the following A.P. 1,3,5,7,..........,199

Find the sum to n term of the A.P.1,3,5,7.....

Find n if the given value of x is the nth term of the given A.P.25,50,75,100,...,;x=1000( ii) -1,-3,-5,-7,quad x=-151

Find the first term and common difference for each of the A.P. 5,1,-3,-7

Find the first term and common difference for each of the A.P. 5,1,-3,-7

Find the first term and common difference for the A.P. 5,1,-3,-7

If the nth term of the A.P.9,7,5 is same as the nth term f the A.P.15,1,9,... find n.

Fill in the blank of A.P. -5, -1, ………., 7.

Find S_3 for the A.P. 3,5,7,9,….

Find S_(3) for the A.P. 3,5,7,9…..