Simplify : (– 1) (– 1) (– 1) + (– 1) (– 1) – (– 1) + (– 3) (– 3) – (– 2) (– 2)
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Answered by
1
Answer:
6
Step-by-step explanation:=-1+1+1+9-(4)
=1+9-4
=6
Answered by
0
(-1)(-1)(-1)+(-1)(-1)-(-1)+(-3)(-3)-(-2)(-2)
-1+1+1+3-2=2
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