作业帮已知A,B均为3维向量, 且满足A=(1, 3, 5)B=(-1, 3, 2) , 则内积[A, B]=
来源：学生作业帮助网 编辑：作业帮 时间：2024/05/07 12:43:53
![已知A,B均为3维向量, 且满足A=(1, 3, 5)B=(-1, 3, 2) , 则内积[A, B]=](/uploads/image/z/8545924-28-4.jpg?t=%E5%B7%B2%E7%9F%A5A%2CB%E5%9D%87%E4%B8%BA3%E7%BB%B4%E5%90%91%E9%87%8F%2C+%E4%B8%94%E6%BB%A1%E8%B6%B3A%3D%281%2C+3%2C+5%29B%3D%28-1%2C+3%2C+2%29+%2C+%E5%88%99%E5%86%85%E7%A7%AF%5BA%2C+B%5D%3D)
已知A,B均为3维向量, 且满足A=(1, 3, 5)B=(-1, 3, 2) , 则内积[A, B]=
已知A,B均为3维向量, 且满足A=(1, 3, 5)B=(-1, 3, 2) , 则内积[A, B]=
已知A,B均为3维向量, 且满足A=(1, 3, 5)B=(-1, 3, 2) , 则内积[A, B]=
内积就是对应分量积的和:1*[-1]+3*3+5*2=18