Question

calcule o 5 termo da PG (4, -4,...)

Answer 1

$\mathsf{a_{5}=a_{2}.q^3}\\\mathsf{a_{5}=-4.(-1)^3}$

$\huge\boxed{\boxed{\boxed{\boxed{\mathsf{a_{5}=-4.(-1)=4}}}}}$