Question

insira cinco meios aritmeticos entre 6 e 30

Answer 1

a1 = 6
an = 30
k = 5
n = k+2
n = 7

an = a1+(n-1)*r
30 = 6+(7-1)*r
30-6 = 6*r
6r = 24
r = 24/6
r = 4

Meios: 10, 14, 18, 22, 26
PA (6, 10, 14, 18, 22, 26, 30)