Question

（2013•曲靖）計(jì)算：2^-1+|-

1

2

|+

3	8

+（

π

3

）⁰．

Answer 1

分析：分別進(jìn)行零指數(shù)冪、負(fù)整數(shù)指數(shù)冪的運(yùn)算，然后合并即可得出答案．

解答：解：原式=

1

2

+

1

2

+2+1=4．

點(diǎn)評(píng)：本題考查了實(shí)數(shù)的運(yùn)算，解答本題的關(guān)鍵是掌握零指數(shù)冪、負(fù)整數(shù)指數(shù)冪的運(yùn)算法則．