Write three examples for finite A.P and three for infinite A.P.

If three complex number are in A.P then they lie on

Write the formula for finding number of terms in A.P

Given a sequence of 4 numbers, first three of which are in G.P.,and the last three are in A.P. with common difference six. If first and last term of the sequence are equal, then the last term is

S_n in A.P.=

Write the first four terms of the A.P. when the first term 'a' and the common 'd' are given as follows. a= -1, d= 3

Write the first four terms of the A.P. when the first term 'a' and the common 'd' are given as follows. a= 8, d= 5

Write the first four terms of the A.P. when the first term 'a' and the common 'd' are given as follows. a= 8, d=-1

Write the first four terms of the A.P. when the first term 'a' and the common 'd' are given as follows. a= 9, d = 4

Write the first four terms of the A.P. when the first term 'a' and the common 'd' are given as follows. a = 6, d = -2

Write the first four terms of the A.P. when the first term 'a' and the common 'd' are given as follows. a=0, d = -2