Question

17. To get the product -1, we should multiply 8/21 by

1.) 8/21
2.) -8/21
3.) 21/8
4.) -21/8​

Answer 1

Answer:

Answer is option - (1) 8/21

Step-by-step explanation:

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Answer 2

Answer:

The answer is option 4)-21/8

Because

8/21×(-21/8)

= -1

Here 21 and 8 gets cancelled so -1 is left

Hope it will help you dear friend.