Question

quais sao os 8 termos aritmética entre -5 e 40

Answer 1

An= A1+(n-1)r

(-5,---,----,-----,-----,-----,-----,-----,-----,40)    n=10 e an= 40 e a1=-5 e R=razao

40= -5+(10-1)r
40=-5=9r
40+5=9r
r=45:9
R=5 e so ir somando ao primeiro termo
(-5,0,5,10,15,20,25,30,35,40)