题目

题型：解答题难度：一般来源：不详

计算：-(

1

2

)-2×

8

+|1-

2

|+6sin45°+π⁰．

答案

-(

1

2

)-2×

8

+|1-

2

|+6sin45°+π⁰
=-4×2

2

+

2

-1+6×

2

2

+1
=-8

2

+

2

-1+3

2

+1
=-4

2

．