怎么判断向量组两两正交
人气:362 ℃ 时间:2020-04-12 05:37:10
解答
正交的向量内积为0;所以相乘为0就是正交;于是第一组不正交,第二组正交
推荐
猜你喜欢
- ___the weekend ___the weekends 填介词非单选
- 某物体在空气中用弹簧测力计浮力体积密度
- 等腰三角形的周长12厘米,底边长是2厘米,腰上的高是a厘米,则三角形的面积为______厘米㎡
- in,else,in,do,you,do,what,China,winter,连词成句
- Wash the hands of problem啥意思
- (1+3+5⋯+1999+2001)-(2+4+6⋯1998+2000)(用递等式计算)
- ___ is the supermarket? About five minutes' ride. ___填什么
- i have three uncles.one is a doctor,and()two are workers