Mathematics
Grade-7
Easy
Question
(–1) × (–1) × (–1) × ……… 10 times is equal to
- 1
- 3
- -1
- 0
Hint:
Product of even number of negative integers are always positive.
The correct answer is: 1
We are asked to find the product of -1 multiplied by itself for 10 times. Here, we multiplies -1, which is a negative number for 10 times. We know that the product of even number of negative integers are always positive.
Hence, the product of -1 with itself for 10 times would be a positive number. That is 1.
Thus, the correct answer is option a.
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