Sinπ/3Tanπ/3+tanπ/6COSπ/6－Tanπ/4COSπ/2

分类: 作业答案 • 2022-01-02 13:17:22

问题描述：

答

Sinπ/3Tanπ/3+tanπ/6COSπ/6－Tanπ/4COSπ/2
=（根号3）/2 * （根号3）+（根号3）/3 * （根号3）/2 -1*0
=3/2 +1/2 -0
=2