Question

Calcule os 4 primeiros termos de casa P.A. a) a 1 = 15 e r = - 5 b) a 1 = 3/2 e r 2 / 3

Answer 1

A) $15,10,5,0, -5, -10,...$

B) 3/2, 13/6, 16/6, 19/6,...