Question

Find the common difference and n term of the following progressions.
i) 11, 7, 3,​

Answer 1

Answer:

eleven ok thanks bye ok n

Answer 2

A.P :- 11, 7, 3,...

$a_1 = 11 \\ a_2=7 \\d = 7 - 11 = -4\\a_n=a+(n-1)d\\a_n=11-4(n-1)\\a_n=7-4n$