Indica el resultado de las multiplicaciones: a) (+7) × (−3) = b) (−11) × (−2) = c) (+4) × (+9) =
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a) ( + 7) x ( - 3) = - 21
b) ( - 11) x ( - 2) = + 22
c) ( + 4) x ( + 9) = + 36
Verified answer
Respuesta:
A) (+7) x (-3)= -21
B) (-11) x (-2)= 22
C) (+4) x (+9)= 36