Question

Realiza las multiplicaciones

------------------------------------------------------\
\multiplicación \ producto \
\-------------------------------------------------------\
\1. (-3)(4)(9)(-6) \ \
\2. (6)(-2)(-7)(3 \ \
\3. (-9)(8)(4)(-5) \ \
\4. (-6)(3)(-7)(-2) \ \
\---------------------------------------------------------

Answer 1

Ley de signos

(+) X (+) = +

(-) X (-) = +

(+) X (-) = -

(-) X (+) = -

1) +648

2) +252

3) +1440

4) -252