Question

The ratio of the sums of first m and first n terms of an A. P. is 2 2 : . m n Show that the ratio of its m th and n th terms is (2 1):(2 1)

Answer 1

• Answer: - a $a_{m}$= a + (m-1)d $a_{n}$=  a+ (n-1)d a+ (m-1)d{a+ (n-1)d} = 22 Btw the question isn’t justified and written properly if u correct it, I will edit and give you accurate answer

Answer 2

i'm so sorry to tell u that i don't know the answer to this question