Complete the following exercise:
(−3)⋅(−1)= (-3)\cdot(-1)= (−3)⋅(−1)=
Let's recall the rule:
(−x)×(−x)=+x (-x)\times(-x)=+x (−x)×(−x)=+x
Therefore, the sign of the exercise result will be positive:
−3×−1=+3 -3\times-1=+3 −3×−1=+3
3 3 3