Question

In an ap relation between a5 and a7and common difference is

Answer 1

Answer

here is your answer

Step-by-step explanation:

thus

a5 = a+(5-1)d = a+4d -----1

a7 = a+(7-1)d = a+6d ------2

now 2-1

a7 -a5 = a+6d-(a+4d)

a7-a5 = a+6d-a-4d

a7-a5 = 2d

a7 = a5 +2d