人气:276 ℃ 时间:2020-06-10 13:37:19
解答
sin
+cos
+tan(-
)=sin
+cos
-tan
=
+
-1=0
故答案为0.
推荐
- sin25π6+cos25π3+tan(-25π4)=_.
- sin25π6+cos25π3+tan(-25π4)=_.
- 计算:sin25π/6+cos25π/4+tan(-25π/4)+sin(-26π/3)
- sin25π/4+cos25π/3+tan(-25π/4)=
- sin25π÷6+cos25π÷3+tan(-25π÷4)是怎么计算的?
- 16的4分之3次方是多少
- 分式2(x+1)分之x与x-1分之1的最简公分母
- 跳绳次数入下19,23,26,29,28,3,2,34,35,41,33,31,25,27,31,36,37,24,31,29,26,30众数是多少?
猜你喜欢