Question

determine a razão das seguintes P.A. a)(0,4,8,12,16). b)(5,3,1-1,-3) c)(-3,-2,-1,0,1,2,3) d)(-3,0,3,6,...) e)(15,10,5,...)​

Answer 1

Resposta:

a) r = 4

b) r = -2

c) r = 1

d) r = 3

e) r = -5