How do you find #u=3v-2/3w+2z# given v=<4,-3,5>, w=<2,6,-1> and z=<3,0,4>?
1 Answer
Dec 10, 2017
Explanation:
#ulu=3<4,-3,5> -2/3<2,6,-1>+2<3,0,4>#
#"multiply each of the vector components by the scalar"#
#=< 12,-9,15>+< -4/3,-4,2/3>+< 6,0,8>#
#"add the corresponding components in each vector"#
#=<50/3,-13,71/3>#