Find the value of -1 -1- -1- so on till 47 times-

If the number of negative integers in a product is odd, then the product is a negative integer. nbsp; 47 is an odd number, so product is negative. Hence, ( ...

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Standard VII

Mathematics

Multiplication of Integers

Find the valu...

Question

Find the value of $(- 1) \times (- 1) \times (- 1) . . .$ so on till 47 times.

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Solution

If the number of negative integers in a product is odd, then the product is a negative integer.

47 is an odd number, so product is negative.

Hence, $(- 1) \times$ $(- 1) \times (- 1)$ ......till 47 times = $- 1$ $[1 m a r k]$

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Find the value of (−1)×(−1)×(−1)... so on till 47 times.

If the number of negative integers in a product is odd, then the product is a negative integer. 47 is an odd number, so product is negative. Hence, (−1)× (−1)×(−1) ......till 47 times = −1 [1 mark]

Find the value of $(- 1) \times (- 1) \times (- 1) . . .$ so on till 47 times.

If the number of negative integers in a product is odd, then the product is a negative integer.

47 is an odd number, so product is negative.

Hence, $(- 1) \times$ $(- 1) \times (- 1)$ ......till 47 times = $- 1$ $[1 m a r k]$