Question

identifique das sequencias numericas a baixo, quais são P.A

a) (3,7,11,15,19,23,27,30)

b) (-10,-7,-4,-1,2,5,8,11,14,17,20)

c) (19,13,7,1,-5,-11,-17,-23)

d) (5,8,11,14,17,20,23,26,29,32,35)

e) (10,20,30,40,50,60,70,80,90,100)

Answer 1

Todas são progressões aritméticas