Question

Write next four terms of an A.P. whose first term is 9 and its common difference is - 3.

Answer 1

a1= 9

d = -3

a1 = 9

a2 = 9+d = 9-3 : 6

a3 = a2+d = 6-3 : 3

a4 = a3+d = 3-3 : 0

a5 = a4 + d : 0-3 = -3

Hence, the next four terms of given AP : 6,3,0,-3.