Question

计算：|-2|+（-1）²⁰¹²×（π-

2

）⁰-

3	8

+（-

1

2

）^-2．

Answer 1

|-2|+（-1）²⁰¹²×（π-

2

）⁰-

3	8

+（-

1

2

）^-2
=2+1×1-2+4
=2+1-2+4
=5．