丨2-tan60°丨-(π-3.14)零次方+(-1/2)负二次方+1/2倍根号12
问题描述:
丨2-tan60°丨-(π-3.14)零次方+(-1/2)负二次方+1/2倍根号12
答
原式=|2-√3|-1+2²+2√3/2
=2-√3-1+4+√3
=5