(700, #3) Find
for a = < 4,7,-1 > , b = <-2,1,4 >.
Solution:
< 4,7,-1 >
<-2,1,4 > = -8 +7 - 4 = -5
by: gm
<-2,1,4 > = -8 +7 - 4 = -5
for a = < 4,7,-1 > , b = <-2,1,4 >.
<-2,1,4 > = -8 +7 - 4 = -5