Question

Calcule a razao das progressões aritmeticas. A)(3,10,17...) b)(42,39,36...) c)(-7,-3,1) d)(5,-3,-11...)

Answer 1

A) 10-3
r = 7

b) 39 - 42 =
r = -3

c) -3+7 =
r = +4

d) -3 -5 =
r = -8