find (-1) ×(-1) ×(-1) ×_×(-1) =_?
Answers
Answered by
2
Answer:
-1
both ans
...............
Answered by
2
Answer:
Find:
(-1) × (-1) × (-1) × (-1)
= 1 × (-1) × (-1)
= 1 × 1
= 1
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