Question

The 2nd, 31st and the last term of an AP are 7¾, ½ and -6½ respectively. Find the first term and the number of terms.

Answer 1

Answer:

and sh term then prove that p+q=r + s.

8 n terms lie between 7 and 49 in an AP. If ratio of the fourth term and the (n - 2)

term is 5:4, then find the value of n.

Step-by-step explanation:

and sh term then prove that p+q=r + s.

8 n terms lie between 7 and 49 in an AP. If ratio of the fourth term and the (n - 2)

term is 5:4, then find the value of n.