Question

=1+[1−{−1+(1−1+1)}]=​

Answer 1

Answer:

2

Step-by-step explanation:

1+[1−{−1+(1−1+1)}]

1+[1−{−1+(1−1+1)}]

1+[1−{−1+(0+1)}]

1+[1−{−1+(1)}]

1+[1−{−1+1}]

1+[1−{0}]

1+[1-0]

1+1

2

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