Math, asked by rohitkhannaa19, 8 months ago

pls solve the question and give explanation on a page and send a photo pls answer it's urgent​

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Answers

Answered by 8thclass67
0
  1. 2/7 is the answer ( closure under addition)

     3. 0 is the answer ( additive identity )

Answered by yashvyas22
1

Answer:

1.

2/7+5/7=2+5/7=7/7=>1

5/7-7/7=>2/7

2.

3×1/5=>16/5

3×1/5=16/5

so

1

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