Answer:
see below
Step-by-step explanation:
1) 4, -3, -10, -17,...
d = -3 - 4 = -7 or -10 - (-3) = -7
Arithmetic , d = -7
2) 4, 8, 16, 32,...
d = 8 - 4 = 4, 16 - 8 = 8,
d is not same
so Not Arithmetic
3) 7, 12, 17, 22,....
d = 12 - 7 = 5 or 17 - 12 = 5 or 22 - 17 = 5
so Arithmetic, d = 5
