Question

regla de los signos en matematica , ayuda porfa

Answer 1

( + ) x ( + )= +

( - ) x ( - )= +

( + ) x ( - ) = -

( - ) x ( + ) = -

Answer 2

Las reglas de los signos se utilizan en multiplicaciones y divisiones, y son:

(+)(+) = (+) O (+)/(+) = (+)
(+)(–) = (–) O (+)/(–) = (–)
(–)(–) = (+) O (–)/(–) = (+)
(–)(+) = (–) O (–)/(+) = (–)

Espero te sirva (: