Resposta :
r = 6
an = a1 + (n-1)*r
44 = -10 +(n-1)*6
54= 6n -6
60= 6n
n=[tex] \frac{60}{6} [/tex]
n= 10
an = a1 + (n-1)*r
44 = -10 +(n-1)*6
54= 6n -6
60= 6n
n=[tex] \frac{60}{6} [/tex]
n= 10