Question

Progressão aRitmética
01. Continue as sequência abaixo:
a) 1,5,9,13,
b) 8,6,4,2,
c)-5,-3,-1,

Answer 1

a) 1,5,9,13,

Sendo a razão igual a 4, pois 5-1 = 4
Temos:

Pa: (1,5,9,13,17,21,25,29,33...)

b) 8,6,4,2,

Sendo a razão igual a -2, pois 6-8 = -2

Temos:

Pa: (8,6,4,2,0,-2,-4,-6,-8,-10...)

c)-5,-3,-1,

Sendo a razão igual a 2, pois -3 -(-5) = 2

Temos:

Pa: (-5,-3,-1,1,3,5,7,9,11,13...)

Answer 2

a) 1,5,9,13,

Sendo a razão igual a 4, pois 5-1 = 4

Temos:

P.a: (1,5,9,13,17,21,25,29,33...)

b) 8,6,4,2,

Sendo a razão igual a -2, pois 6-8 = -2

Temos:

P.a: (8,6,4,2,0,-2,-4,-6,-8,-10...)

c)-5,-3,-1,

Sendo a razão igual a 2, pois -3 -(-5) = 2

Temos:

P.a: (-5,-3,-1,1,3,5,7,9,11,13...)