The book states
Three Vectors
U= Uxi + 3j+2k
V= -3i + Vyj+3k
W= -2i + 4j+Wzk
are mutally perpendicular Use dot product to solve for the componets
Ux,Vy & Wz
I do not know how to begin and am pretty confused the answer are
Ux=2.875
Vj= .857
Wz=-3.143
Can anyone help??