Question

dada a pa :(- 5,- 4,- 3,...) encontre o termo geral​

Answer 1

$r=a_{2}-a_{1}\\r=-4-(-5)=-4+5=1$

$a_{n}=a_{1}+(n-1).r$

$a_{n}=-5+(n-1).1$

$a_{n}=-5+n-1$

$\boxed{\boxed{a_{n}=n-6}}\color{lime}{\checkmark}$