Question

if a1, a2,.....an-2,an-1,an are in AP, then prove that 1 / a1×an + 1 / a2×an-2 + ... + 1/ an×a1 = 2/ a1+ an( 1/a1 + 1/a2+...+ 1/n )​

Answer 1

Step-by-step explanation:

hope it helps you. .. . . . . . . . . . . . . . . . .