Question

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1. −(−2) =
2. −(+2) =
3. 10 + (+1) =
4. 5 − (−2) =
5. −3 + (−1) =
6. (5 + 2) + (3 − 1) =
7. (1 − 2) + (3 − 5) =
8. (5 − 2 + 1) 2 − 3 =
9. (√25 + 52) − 3 + 2 =
10. (−2) 2 − 2 =

Answer 1

1 0+9 )×¢™i002()8222'78"7;801@-92+2972℅=18