What is the next two numbers in each pattern: (a) 8, 5, 2, -1.. (b) -15, -11, -7, -3.. (c) -11, -8, -5, -2.. (d) 9, 8, 5, 0.. (e) 12, 7, 3, 0,.. and (f) -7, -5, -1, 5.. ?

1 Answer
Nov 13, 2016

the next two numbers respectively(a)-4,-7,(b)1,5,(c)1,4,(d)-7,-16,(e)-2,-3,(f)13,23.

Explanation:

the numbers in each pattern are in a.p.
for (a) common difference=-3
(b) common difference=4
(c) common difference =3
d common difference =-1,-3,-5 i.e. the common differences are in a.p.
(e) common difference =5,4,3,2 i.e. the common differences are in a.p.
(f) common differences =2,4,6i.e. the common differences are in a.p.