Question

Calcule a razão das P.A (38, 35, 32, 29,... ) e (-40, -34, -28, -22

Answer 1

a)

R = An - An-1

R = 38 - 35

R = 3

b)

R = -An - An-1

R = 40 - 34

R = 6

Boa sorte!