Question

INTERPOLE 4 MEIOS ARITMETICOS ENTRE 2 A 42?

Answer 1

a1 = 2
an = 42
n = 4+2 = 6

an = a1+(n-1).r
42 = 2 + (6-1).r
42-2 = 5.r
5.r = 40
r = 40/5
r = 8
PA = 2, 10, 18, 26, 34, 42